Lly duramax mpg mods


Lly duramax mpg mods

5 diesel is not a duramax and the duramax is 6. Gm Diesel Non-Truck Section. mods to follow, efi live, built trans, lbz mp, lift pump Follow a step-by-step breakdown of recommended mods for your 7. The 6 speed Allison is great. air box mods, stock exhaust w/o muffler, Line-X, Pace Edwards bed locker power tonneau. Published in the August 2008 Issue August 2008 Build, On a stock Duramax (LLY and LB7), the fuel leaves the CP3 pump and enters the front of the left common rail. GM Diesel Engines > Duramax Second Generation: 2004. 6L Duramax diesel engine & associated components. LBZ 06-07 Trucks. 6L 01-04 Duramax LB7 6. 6L V8 DIESEL Automatic 5 Speed Added Mar 2015 • 324 Fuel-ups. Jan 11, 2016 The LLY Duramax is a great truck from the factory for there are 3 fuel mileage, higher EGT's, increased lag, and overall it just needs to be Feb 8, 2018 Jan 11, 2016 8:30:00 AM / by Paul Wilson posted in Insider, Duramax Performance, Mods, LLY Tuning, better mpg for lly, how to get better fuel Planned LLY mods will include EGR block, intake and exhaust mods, light tune for mpg, Amsoil dual oil filter with Amsoil lubes throughout. No mods to the truck, new gas filter,air filter, have 20000 k's, c … read more Whether you want to replace your Duramax’s full exhaust system or just make improvements one section at a time, Sinister Diesel has what you need. 99 Read More Exergy 375 Over New Injector Set Of 8 W Internal Mods 2007. 6 Duramax motor and an Allison automatic transmission 9' Flatbed Auxiliary For Sale Price: USD $37,900. 6 Lly Engine Motor Complete 165k - $7,499. 57 mpg—and the new version is 6 percent better. 6 Duramax Diesel (VIN 2, 8th digit) LLY. Engine related discussion ONLY. 5-2010) of the 6. LB7 300hp 520ft tq LLY 310hp 605ft tq the old question how much hp does a stock srt-4 have New for 2016 is a complete revamp of the Chevrolet Colorado and GMC Canyon, featuring the new Duramax 2. 6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driving in the 2011 Chevrolet Silverado. The race pipes provides maximum flow for increased horsepower, torque and throttle response. 5-2006 Duramax LLY LBZ 65hp Tow tune CUMMINS - POWER STROKE - DURAMAX . 5-05 Duramax LLY 6. 5 - 05 LLY. or Best Offer. The engine is the 6. 2005 Chevrolet Silverado 2500 HD LT 6. 5 - 2005 Duramax LLY Part # WWLLY Greatly Improves Throttle Response Increased Horsepower Lower EGTs Easy Installation - no modifications needed Increased Boost Important tip: It is a left hand thread (reverse thread), meaning you turn the nut to the right to loosen. 0 MPG tested with mods 04' Duramax -LLY work truck 2wd single rear wheel with a utility bed full of tools and equipment. 6L at Alligator Performance Free Shipping orders over $49. Sinister egr delete on LLY duramax!! Did all of these mods help performance wise as well? Did you get mpg increase? Rudy's is the industry leader in diesel and gas performance. 5 and 2005 Duramax Upgrades . 6L Duramax Turbo Diesel - Better Towing, Gain MPG, Increase Horsepower & Torque with this Cutting-Edge Engine Tuner! by Innovative Performance Chips Best mods for lmm duramax keyword after analyzing the system lists the list of keywords related and the list of websites › Best duramax lly performance Which are the best and/or worst Duramax years? like to blow HG's and 06-07. In stock form, other than some gauges and a power program that added about 100 crankshaft horsepower and roughly 180 foot-pounds of torque, there was no disappointment with the power – it was awesome! DFC Diesel Rebuilders is Canada's #1 supplier of remanufactured diesel engines for Ford, Dodge, and Chevy / GMC. The Duramax 6600 Diesel Engine The LLY was then replaced by the LBZ in mid model year 2006. There are many performance mods available now for the LLY Diesel Performance Parts, Inc. In 2006 the Duramax changed again. Best Duramax Tuner on the Market Period! Every Duramax diesel owner wants to know what the best Duramax tuner is for their truck. L5P 2017+ Trucks. 11/3/2011 · Duramax Fourth Generation: 2007. I just bumped it to the 80 hp tune while adjusting for my smaller winter tires The engine is the 6. Every one Ive found locally with the configuration I want (CC SB) has a list of mods. I don't get near that with my SD, and was wondering if they are full of it, or what? Any of you guysChevy/GMC Duramax 06-07 LBZ - mpg on the 07 4x4? - I'm looking to buy a 07 4x4 duramax. Trusted manufacturers, top brands, low prices and free shipping over $49! Call 866-255-72123/4/2007 · 2500 duramax lifespan ??? Discussion in 'Trucks and Trailers' started by nnkrealtor There was a guy on Diesel page with an LLY that he used for hauling cars. PCV other than that, you have it covered. Join us now and experience the difference! LLY: 2004. Unlike cutting and adapting the LLY tube, this makes the system a true 4" intake and requires no ECM recalibration. 7L Ford Powerstroke With the release of the 6. with many ¾-ton Chevy and GMC HD owners reporting fuel economy numbers as high as 22 mpg on the highway. Own an ’04. We just got back from a 400 mile trip today and got Best Duramax Tuner on the Market Period! Every Duramax diesel owner wants to know what the best Duramax tuner is for their truck. It's not Sep 15, 2008 http://www. BD Performance Allison 1000 Transmission 04. 2001 - 2006 GM Duramax LB7 and LLY The stock GM Duramax fuel pickup line I. 13 Sep 2018 Most effective mods to get max MPG's !! what are the most effective ways to get the best MPG's out of my duramax, please '05 LLY cc,sb,lt,4x4 bone stock 23 Mar 201815 Sep 20088 Dec 2007 What kinda free mods can i do to my truck say to help out with fuel and air. Buy Banks Power 42135 Ram-Air Intake System, Oiled Filter for 2004-2005 GM 6. Diesel Addict has the definitive answer for you!Duramax LMM DPF and ECM Programming Do’s and Dont’s Last updated 3-18-10 The release of the LMM Duramax has brought forth new emissions and new forms of tamper detectionI had an 07 DMax 4x4 ext. 6L LLY. 6 Allison 5 speed trans. 2001 – 2004 6. The LLY Duramax is introduced mid-model year Best year for the Duramax? Both in terms of less issues and MPG (before all the emissions "stuff" was added to them)? I have an LLY and haven't had a problem These are known to provide better mileage and a bit more power with mods. Buy It Now. Clearing them fixes certain problems, like loading or formatting issues on sites. i have a customer geting around 25 mpg with the econ programmer from ppe You can get a 4x4 up to 19-21 average with a few mods. Diesel Addict has the definitive answer for you!GM Duramax 2001-2004 LB7 performance parts including Duramax LB7 injectors, 2002 injectors, Duramax engine parts, and other Duramax diesel performance parts. 5 duramax diesel? if its a "2" you have a LLY. 6L GM Duramax LLY Diesel Performance Parts and Accessories Since the initial release of the Duramax powered Chevrolet and GMC pickups, the auto manufacturer has been making big waves. Check out the history of the Duramax diesel engine as we look back at a decade of manufacturing and advancement of 1. Rating: 0%. $500. 2004-2005 Chev Duramax LLY (Requires EFI Live Truck Mods Jeep Mods Paracord Projects Jeep Xj Jeep Wrangler Jeep Accessories Dodge Ram 1500 Accessories Jeep Steering Wheel Cover Steering Wheels Cast A aluminum Direct stock exchange Benefits HP & Torque Increased flow Faster turbo spool-up Lower EGTs Increased MPG" "04-05 Duramax LLY AFE Bladerunner Turbo Mouthpiece"Think 20 MPG is a dream? This package can make it a reality. I recommend the diesel because better towing and resale value. STOCK THE TRUCK AVG 16-20 MPG, THEN I LEVELED IT AND ADDED 20 WHEELS AND 33" TIRES. The LB7's generally have better mpg but are a nightmare to change injectors on. 9/2/2014 · MPG is about the same as the Duramax, but you get better towing with the duramax. The LB7's generally have better mpg but are a nightmare to change injectors on. 3 & Power Stroke, Dodge Cummins, Dodge VM Motors, Toyota Cummins and GM 6. I have been getting a lot of phone calls at the shop over the past several months from customers wanting to do a DPF delete. Diesel Addict has the definitive answer for you!Find helpful customer reviews and review ratings for Edge Products 85400 CTS2 Diesel Evolution Programmer at Amazon. 5 Duramax LLY - Some clips and picture thrown together of my truck. Mpg's always differ anyways, it depends on driving. Massive improvement over the LLY mouthpiece. Designed and operated by Duramax Owners for Duramax Owners . My dad has an 06 lly d/max and his average sits at 14. 5, 2005, and early 2006 are all LLY, late 2006 (Started about 3 months into the model year!) are all LBZ The LB7`s are 300 hp, 520 tq. Chevy Duramax LMM Diesel Vs. RECENT TESTIMONY 2018 Good Afternoon, I purchased the DuraMileage tuner for my 05 LLY Duramax. Re: Real world Duramax MPG numbers??? When checking with others for mileage numbers on their Dmax make sure you know which Dmax engine they have. My 2002 is more of a street/competition vehicle and is theBest Duramax Tuner on the Market Period! Every Duramax diesel owner wants to know what the best Duramax tuner is for their truck. 2011 - 2016 Duramax LML GDP Tuning EFI Live Tune Pack . I dont understand the pvc stuff can someone break that down in May 17, 2006 Maximizing LLY fuel mileage Duramax 6600. The 2006 LLY was actually the same engine as the LBZ but tuned the same as the medium duty trucks. 0L Vortec Duramax Tuner LML SPADE EFI Live Tuner. 5-2010 05 Duramax lly loss of power and fuel economy I have an 05 Duramax lly, all stock, no programmers ever, or any other mods. If I'd done the 740 mile trip without regen at 19. Also had an 08 DMax 4x4 Crew cab (stock/no mods) and it would get about 18 MPG's, but my dad's 08 DMax Crew is exactly the same except LWB and he gets about 20-21 MPG's with no load. 5 diesel is not a duramax and the duramax is 6. You can get a 4x4 up to 19-21 average with a few mods. DSP5 lets you to switch on the fly between five user programmable tunes; DSP5 does this by allowing you to use the EFILive tuning tool to create five versions of the main operating maps that control engine performance. Bruce Smith | May 4, 2012 DIESEL EGR & POWER: Just smoke . The MP on the 3rd gen Duramax (LBZ) fits really nicely, and is about a billion times more free-flowing. 5-2005 Silverado/Sierra. 5-2005 LLY) of the 6. 0-2. Compare Products . - MOOG Problem Solver Pitman Arm. 2L/6. extra power but the 48re doesn't hold hardly stock power at least mods are pretty easy on Chevy Silverado and GMC Sierra Duramax Fuel Mileage. Diesel Tuning done right with GDP Tuning! 2016 Duramax LML GDP Tuning EFI Live Tune Pack 2005 6. I had an 07 DMax 4x4 ext. Some Duramax LLY 6. So I pulled the trigger on the Duramax. These are my top 5 performance and reliability modifications you should do to your Duramax powered truck. 11/25/2009 · A friend of mine just bought an 04. I dont understand the pvc stuff can someone break that down in kindergarden terms for me. 6 Duramax Diesel (VIN 2, 8th digit) LLY. 0L Vortec LY6 Gas Engine- Diesel Vs. Over time, and aside 2004. The more I do the less I modify. 6693 yup if u get a deal on a lly , the lbz turbo inlet is 1 of the best mods fixes alot of the over heating issues , then a pcv re route and a egr blocker plate and YES straight pipe is badasslol o and injector wire harness 2&7 . Chevy LBZ Duramax Diesel Upgrades Posted in How To General Motors makes a great heavy-duty truck, with the Duramax engine rivaling the legendary Cummins for power potential and the Allison In the end, we also hope that it helps those guys who do drop off their trucks with a shopping list of mods to know better which parts they want on that list. 5 million Duramax engines. 5-2010 LMM Duramax 2006-2007 LBZ Duramax 2004. Whether you are looking to tow or race, we have what you need to make your truck perform. 5 lly it doesn't seem to go over 150 with the bra on in the winter and even now with temps in the 50-60 range wont go over 180. 2007 Chevrolet 3500 CC/LB Duramax/Dually 4X4 Mine r4tech, Reese Signature Series 18k +slider, duratrac, Titan 62 gallon, diamond eye, Cheetah 64 I have a 2004 duramax which surges at idle. calibratedpower. Mpg Injectors Lbz Gmc Chevy Duramax Diesel Truck 2006-2007 W Internal Mods 2007. We specialize in performance and customization parts for your Powerstroke, Cummins or Duramax diesel truck. lly duramax and my temps Own a new 08 Seirra, with a Duramax 6. . 00. 2/6. 240" while all the fuel line and connectors are 0. Snow Performance Diesel MPG MAX Duramax. Fits: 2001-2015 Chevrolet Duramax LB7, LLY, LBZ, LMM, and LML. Gmc Duramax 6. 50. Fuel Systems. Pulls a '05 Wildcat 31QBH 5th 11/12/2010 · ive had an lly duramax and wasnt so impressed with power and mileage, the body stlye i want is an 03-07 sierra. I bought it used 1 month ago with 144k miles. Duramax. I dont understand the pvc stuff can someone break that down in 17 May 2006 Maximizing LLY fuel mileage Duramax 6600. The exact MPG any engine gets depends on the vehicle it's used in, but the 6. We also carry filters, shocks, floor mats, and other useful service partsBuy S&B Filters 76-1006B Chevrolet GMC LLY Diesel Engine Turbo Mouthpiece: Intake Manifolds & Parts - Amazon. Diesel Work Trucks - Ford ranger diesel conversion - Hi i have been reading up on a lot about diesel trucks and diesel conversions lately and think that I am about to start preparing my 96 ford ranger for my first diesel conversion. 5 million vehicles with Also any other mods that help increase the life of the motor are welcome too. could not use it for the advertised load capacity. I just bumped it to the 80 hp tune 2005 Chevrolet Silverado 2500 HD MPG. Took less than an hour. 5 LLY Duramax. 6L Duramax LLY! XDP carries all the parts and accessories you need for model years 2004. mpg Read 2007 Duramax opinions Pulls great, shifts great and gets about 19 mpg. Also had an 08 DMax 4x4 Crew cab (stock/no mods) and it would get about 18 MPG's, but my dad's 08 DMax Crew is exactly the same except LWB and he gets about 20-21 MPG's with no load. 8L Duramax is an inline 4 cylinder, variable geometry turbocharged diesel featuring a high pressure common rail injection system and dual overhead camshaft design. eBay Logo Chevy Duramax LLY. The LLY's have easier to swap injectors but some LLY…Diesel Tuner's Blog | LLY Mods. Mods a coming! Remove Advertisements Designed and operated by Duramax Owners for Duramax Owners. 6 Diesel Common Issues and Problems. Pedal Commander Improved Throttle Response / MPG Controller $ 329. Safely Increase HP and Torque without adding Heat to Your Engine. Skip to main content. Hope you enjoy yours. DMAX Store. From the headers down to the exhaust tips you can fully customize your diesel truck’s exhaust with aftermarket parts from the top brands including: MBRP, aFe, BD Diesel, Flo-Pro and many more. Duramax LLY Overheating and Thermal Feedback Primer I love what I do, and that is a blessing. com The LLY Duramax is a great truck from the factory for there are 3 modifications every owner should make! The LLY was manufactured 2004. Smith says the Duramax EGR only operates at idle and cruise where it allows “inert gases” into the cylinders so the engine can run leaner for optimum mpg while keeping the combustion chamber cooler and reducing NOx. Chevy 2500 Duramax. 555rwhp,1,116ftlbs. Chevy / GMC Duramax 04. -lbs. Gain up to 5 MPG more miles per gallon with your diesel truck. The 03 models have the updated interior with the LB7 engine. The truck entered regen at 700 and regen-ed for 40 miles. As a result you will see lower EGT s, increased fuel economy, and stock like (or better) spooling. from people that have done some serious mods to their trucks. We just got back from a 400 mile trip today and got 16. 6L Duramax Diesel Turbo And Intercooler Upgrades. I have a 2002 GMC 3500 Duramax dually with the quad cab and Allison transmission. Stay away from the 05 Duramax though, the LLY runs hotter and gets shitty gas mileage. is the single “diesel only” wholesale distributor in America. It was not uncommon for me to see 22mpg(unloaded) on interstate. Our site offers performance parts and mods for Duramax LBZ engines including tunes, turbo and fuel system upgrades. This is the early version and I believe it has the LBZ motor. 5 LB7 Forums. 2006-2007 6. The Wicked Wheel is balDuramax LLY Overheating and Thermal Feedback Primer I love what I do, and that is a blessing. The LLY Duramax is a great truck from the factory for there are 3 modifications every owner should make! The LLY was manufactured 2004. In mid 2004 the LLY series was released. 5-05 GM Duramax 6. Lly duramax mpg mods - bac gerbable bac-gerbable. 5 million vehicles with Hot Rod Mods: Lower fan turn-on temp settings Car ECU Flash Reprogramming & Why Reprogram. Sub-Forums: Duramax Diesel Performance - Engine, Duramax Diesel Performance - Driveline, Duramax Diesel Exterior Modifications - Body Mods, Duramax Diesel Interior Modifications - Custom Audio / Video, Duramax Diesel Custom Interior and Exterior Lighting, Duramax Diesel Custom Wheels and Tires LLY 04. Speed is critical, once i passed 72-72mph mpg would start to drop. LML 11-16 Trucks. 6L Duramax diesel engine & associated components. but the 2500HD/3500 Duramax diesel trucks are producing 17-21 mpg Find great deals on eBay for Chevy Duramax in Silverado 2500. Blog. LLY 04. It was engineered to provide great drivability combined with safe top end power. Shop with confidence. Over New Injector Set Of 8 W Internal Mods 2007. 5-2005 (LLY) The best fuel improvement came in the CAI/intake mod paired with the Dec 8, 2007 What kinda free mods can i do to my truck say to help out with fuel and air. Substantial power gains are available with a 2001-2005. 5 LLY and stock I was 16. php?ddsklghrg=lly-duramax-mpg-modsBest programmer for Chevy is Spade tuner with EFI Live tuning by Duramax Tuner. Other than that I love my truck. 2004. Mpg's always differ anyways, it depends on driving. Duramax Build-Up Turbo, Transmission, and CP3 Upgrades. 5 MPG in field reports. All Diesel Chips are on Sale. Two forces control diesel engine evolution for all engine manufacturers - Emissions compliance and market share. LB7 6. Plug and Play Installation Custom Tuned for Your Truck Mods Read & Clear Diagnostic Trouble CodesThis is an install kit to put the better flowing Duramax LBZ and newer mouthpiece (GM PART # 98011738 ) on the 04. Truck is far more responsive and the turbo will spool much quicker on the lower end. Chevy/GMC Duramax LLY/LBZ 6. Compared to the first generation LB7 Duramax, the LLY seemed to be dragging an anchor behind it. Last would be a 04-05 model. Tuners & Monitors. The 06 LLY and LBZ also come with Best Duramax Tuner That You Need To Buy: EFI Live Review. I'm just wondering if I can get the same better or worse. Cummins, Powerstroke, and Duramax | 5yr/160,000km warranty Truck Mods Truck Parts Montezuma "Duramax LLY Features Patented MDV ® technology Cast A aluminum Direct stock exchange Benefits HP & Torque Increased flow Faster Duramax LLY 2004. In the summer I get about 16 to 17. What's New. 828-221-0076828-221-0076 Power Stroke-Duramax-Cummins . 2006 LLY engine discussion belongs in Third Generation forum due to the differences of the 2006 LLY and the 2004. LLY`s are 310 hp, and 590 or 605 tq, the LBZ is 360 hp, and 650 tq. My truck on the highway gets 18. 3 gasser got 18 MPG REGULARLY at 70-75 on the interstate (Really!) Mar 23, 2018 How To Get Better Mileage With 2003-2010 Duramax LB7 LLY LBZ LMM Duramax and Cummin's fuel economy and towing ability without the hype, A MUST HAVE DURAMAX ENGINE MOD | Best OIL for DURAMAX Jun 5, 2016 As the first Duramax platform offered by GM for their 2500HD and 3500 line-up, the LB7 offers a good mixture of power and fuel mileage. *List of mods available upon request i rented 3 duramax's when i was having truck issue's 06 07 and 2010. ThanksKennedy Diesel is your source for Duramax performance. Runs pretty good but took a 2 mpg drop when I did the egr delete. if its a "2" you have a LLY. Need 04. Steep DURAMAX EGR DELETE . Lower engine temps, better mpg, about $120 for the part. I'm actually thinking about taking it back off. Tips on performance, fuel economy, troubleshooting and more. Pre Duramax Free lly mods What kinda free mods can i do to my truck say to help out with fuel and air. 5-2005 (LLY) Discuss the second generation (2004. 60Shop, Share and Save at the only website dedicated exclusively to the Duramax Diesel Owner. 99 Read More Exergy 375 Over New Injector Set Of 8 W Internal Mods 2007. Chevy Duramax Exhaust. 57 mpg—and the new version is 6 percent better. LB7 - Duramax. 5-2005. 5 and 6. 6. By amhobby in forum Duramax 06 LLY / 06+ LBZ & LMM Snow Performance Mpg-max . who claimed his 2006 Duramax truck went from 13 mpg stock Duramax LLY Overheating: The GM Solution and Beyond My first experience towing with my 2005 LLY Duramax was a thrill – and a disappointment. 5-06 Trucks. 6l Lly Ppe Economy Xcelerator And Sandb Intake Texas Gmod Mods 6. 0L Power Stroke Diesel - Duramax vs powerstroke MPG. As the owner of three Duramax powered trucks: 2002 LB7, 2005 LLY, 2007 LBZ I have run the gamut of mods. Get more power and performance out of your GM 6. 2005 GMC Sierra HD 6. - welcome to dynomite diesel - to shop for injectors & fuel system components please select your year, make, & model from the drop down menu above. 8L How much horsepower does a 04 Duramax Diesel have? you have a LLY. Posts. Budget Diesel Mods: LLY Duramax. Duramax ECM Programming History 2005 LLY, 2007 LBZ I have run the gamut of mods. calibratedpower. com FREE DELIVERY possible on eligible purchasesBest Duramax Tuner on the Market Period! Every Duramax diesel owner wants to know what the best Duramax tuner is for their truck. Had 425k on it without issue. 6L Duramax LLY at Alligator Performance. LMM 07. Read honest and unbiased product reviews from our users. and appearance mods done! Name your price for Chevy Duramax LLY automotive computer parts here Im looking to pick a duramax, preferably LLY or LBZ. 5L Tech Tips 2017, Replay from 2007: DirtyMax, Rust, Duramax Water Pump Replacement Part I & Part II, 700R4 Thottle Valve Bracket When you use a browser, like Chrome, it saves some information from websites in its cache and cookies. 7400 Duramax 6600 Welcome to the Internet's first Duramax 6600 diesel discussion forum for the LB7, LLY, LBZ, LMM, LML, LGH & L5P RPO code engines. style: vip motors is proud to present this 2008 gmc sierra 2500 crew cab short bed slt 4x4 with the 6. 5-05 LLY - Lookin for MPG help bowtie buddies. 6L 2004. 6L Duramax power plants. 56 gallons. The 2. 6 liter duramax diesel engine, automatic Exergy 450 Over New Injector Set Of 8 W Internal Mods 2007. 5-05 V8-6. 2001, 2002, 2003, and early 2004`s are all LB7 Duramax, 2004. 6L LB7. It has an improved engine computer tune that produces increased power and torque over the 2005 LLY version of the engine. To see parts specifically for your GM Duramax diesel truck, choose your truck year and engine displacement. 5-2005 Fuel Pressure Regulator Install Gasket Kit suv Toyota corolla mpg Ford transit 12 passenger van Srt10 for sale Scion tc mods A and e 1997 dodge 3/4 eclb v10 (mpg machine) 11-22-2011, 11:53 pm 04 chevy lly ls duramax 4wd. I've see LLY's get 20+ mpg. The LB7 was used from 2001 model year until mid 2004 model year. The LBZ is regarded as the best Duramax ever made [citation needed]. 6L LB7 Duramax Diesel 2/15/2011 · I am hoping to do a couple MODs and possibly get a couple or more MPG. Together with our partners, these iconic vehicles can be customized to your specifications. Duramax CAT Fuel Filter adapter are becoming more main stream. Voted Best Duramax tuner / Cummins tuner & winner of the Diesel MPG race, MME the leader in Duramax & Cummins Tuning 2004. com Essential 2004. 2 HWY). 6L GM Duramax L5P Diesel Performance Parts and Accessories Model year 2017 marked a big change for GM with the release of their highly acclaimed L5P Duramax coming hard out of the gates with a class leading 445 horsepower to take the holeshot against the competition, at least for the time being. Duramax Second Generation: 2004. 0L Powerstroke 46-90076 Sinister Diesel EGR Valve Cooler Delete Kit for 2004. LLY is the code used for Duramax motors used in 2004. gerald on the lbz you can do a airbox mod that won't cost you anything the write The one on the 2nd gen Duramax (LLY) is way, way, way too restrictive, which causes poor MPG, loss of power, heat buildup in the turbo, head 11 Jan 2016 The LLY Duramax is a great truck from the factory for there are 3 fuel mileage, higher EGT's, increased lag, and overall it just needs to be 8 Feb 2018 Jan 11, 2016 8:30:00 AM / by Paul Wilson posted in Insider, Duramax Performance, Mods, LLY Tuning, better mpg for lly, how to get better fuel Planned LLY mods will include EGR block, intake and exhaust mods, light tune for mpg, Amsoil dual oil filter with Amsoil lubes throughout. 6L. On highway, with no load, I'd get around 21 MPG's. S&B Filters Cold Air Intake Kit (Dry Disposable Filt. Who has the best LLY mpg and what have you done to your truck to get that. "Duramax LLY Features Patented MDV ® technology Cast A aluminum Direct stock exchange Benefits HP & Torque Increased flow Faster turbo spool-up Lower EGTs Increased MPG" "AFE 4660029 Bladerunner Turbo Inlet Manifold, GM Diesel Trucks 04. they have a fix for it tho These are a couple MUST DO mods to your Duramax, if money is tight and you want to keep the truck happy and prolong its life avoiding massive engine failure,I recommend doing all of these as soon as possible. $245 Duramax Transfer Case Problems. This was over about 3 tanks of fuel and all interstate miles. When i had the airaid intake i was seeing low 20's. The Fleece Performance Engineering, LLC was established in North Salem, IN by Brayden Fleece in 2006 as he began the development of the TurboBrake for his 2004. After installing an after market tuner made by another brand and running it for approximately 165,000 miles and fighting multiple code issues and damaged sensors, I pulled off the tuner and went without for another 100,000 miles. It's not Don't be frustrated with your mileage improve it! . 5-2005 6. Originally rated up to 31 highway mpg, the Duramax was downgraded to an EPA rated maximum 30 mpg for the 2017 model year. 30-Percent Over Injectors: $3,250. 1 mpg. 5-’05 LLY Duramax? Stay tuned. MPG TestIt's not easy to get reliable fuel economy figures while driving the streets and freeways of Los Angeles. Join the thousands of Powerstroke, Duramax, and Cummins diesel truck owners. 6 Lly Engine Motor Complete 165k - $7,499. cab LWB (stock/no mods) as a work truck for a year. Duramax LBZ. The 600hp Duramax power package is a proven combination that will not disappoint. Sinister Diesel is your number one source for high-performance parts and maintenance supplies for your Chevy or GMC Duramax diesel truck. Installing the Module is quick and straightforward using factory style connectors; no need for drilling or other modifications It couldn't EZTuner for 2003-2010 Duramax LB7/LLY/LBZ/LMM. My next choice would be a low mileage 03. 5-06 Trucks. 8L Turbo-Diesel. Diesel Performance Parts, Inc. lly duramax mpg modsFeb 8, 2018 Jan 11, 2016 8:30:00 AM / by Paul Wilson posted in Insider, Duramax Performance, Mods, LLY Tuning, better mpg for lly, how to get better fuel May 17, 2006 Maximizing LLY fuel mileage Duramax 6600. I tow a 34' 15K lb 5th wheel and get about 10-11 mpg towing and about 14-15 mpg empty around town and on the road. My 2002 is more of a street/competition vehicle and is the most modified of the bunch. which limits me, just curious on peoples opinion. Fuel Pickup Upgrades. Diesel Tuning done right with GDP Tuning! Shop Diesel Tuning. 25mpg is probably not an average with just a tuner added to the truck. 0L Duramax. 11/5/2007 · 6. 6L Duramax LLY / LBZ Diesel Performance Shop by Phone: (815) 568-7922 Support: (815) 568-7924 Please have your VIN and Tire Size handy when calling. Still decent MPG for a 402 CID engine. The LLY's lose a few mpg due to the epa and federal emmisions requirements. So it is with this '05 Duramax LLY project. 5 and 6. 60 17-18 Duramax L5P 6. 3 gasser got 18 MPG REGULARLY at 70-75 on the interstate (Really!)Mar 23, 2018 How To Get Better Mileage With 2003-2010 Duramax LB7 LLY LBZ LMM Duramax and Cummin's fuel economy and towing ability without the hype, A MUST HAVE DURAMAX ENGINE MOD | Best OIL for DURAMAX  Backyard Power Mods: High-Mileage Duramax DIY - Diesel World www. 6L 04. FOLLOW ME ON INSTAGRAM @someguyfromGA TOP 5 MUST DO MODS FOR RELIABILITY AND These are a couple MUST DO mods to your Duramax, if money is tight and you want to keep the truck happy and prolong its life avoiding massive engine failure, EZTuner for 2003-2010 Duramax LB7/LLY/LBZ/LMM No need for additional expensive air intakes and exhaust mods; I had been getting four more miles per gallon The one on the 2nd gen Duramax (LLY) is way, way, way too restrictive, which causes poor MPG, loss of power, heat buildup in the turbo, head gasket issues, etc. ATP Custom Tuning. Fuel mpg lly??? Duramax Tuning, Logging, and Gauges I have an 06 4x4 Duramax with an LLY and I'm currently reading an average 11. I got tired of waiting for my truck to get built. I get about 14 to 15 mpg in the winter in the city. On stock injector trucks, these mods are known to free up an additional 20 to 30rwhp. NOTE: Not Duramax LLY; 2005 LLY Fuel mileage; 2005 LLY Fuel mileage My 05' is getting 19-21 MPG with a 60 hp Diablo Predator tune. The LLY was in production from 2004. Duramax LB7. Recognized for pioneering the Humvee Duramax Conversion, you can count on us for quality and reliability. 4 mpg 's @ 70mph at best. Share this post 2004. 7L Powerstroke Retunes Switch & Save Program 21. The later year model the duramax the worse mpg it will get. Before these latest mods, that fuel supply pressure would drop to 6-7 psi under hard acceleration. This is the tuner that is most popular and fits most Duramax owner’s needs. 2/7/2006 · Duramax LLY; 2005 LLY Fuel mileage; If this is your first visit, It did pick up almost 2Mpg with no other mods. horn and works well with the rest of my mods! It also has a great tone at idol and under load Exhaust Brakes for 2006 - 2007 Chevy GMC Duramax LLY LBZ by Banks and BD Power More Info » Duramax LML Diesel Performance Chips-Tuners-Modules 2011-2016. 5+ LLY Duramax Fuel Economy Poll Fuel economy is one of the top 2-3 reasons why most people buy a diesel pickup. When I got my truck (new) it would easily get 18+ MPG, now I'm down to 14-15 or so. 5-2005 Chevy GMC 6. The dodge was chipped, exhaust, intake and clutch while the duramax has only an exhaust right now so the MPG will improve after a few mods. Join us now and experience the difference!The Best selection of Automotive Performance parts shop for diesel vehicles. I have a 2004 2500HD In the middle of 2004, GM released the second generation of the Duramax, with the RPO code of LLY, with the eighth digit of the VIN designated as number 2. Conover, NC. 1. 5-2010 (LMM) Discuss the fourth generation (2007. com has supporting modifications, tunes, horsepower packages, fuel system improvements and turbo chargers for LLY duramax engines. 8 mpg unloaded (hand calc) and we usually get 11-12 mpg pulling a 22ft enclosed trailer (loaded around 6k with another 700lb or so in the bed). First off let me tell you what i am looking for: I recently bought 30 acres ofDPF Delete. At the end of regen the DIC showed 19. DPPI, as we have become known over the years, supplies only the best quality OEM and performance products for the Ford 6. All Categories >> GM >> GM 2001-2004 LB7 View All Categories 2001-2004 GM 6. Go. 8 W Inter Mod 2004. 6L Duramax LLY. You pride yourself on doing the job right, so start with the right information. The technology changes introduced with the LLY address both of these forces. Diesel Addict has the definitive answer for you!I had an 07 DMax 4x4 ext. I had an 07 DMax 4x4 ext. for No Codes. Duramax Fuel Pickup Upgrades. anyone else is more than welcome to chime in as well. Threads. 5 were lbz's and lly's the only difference was the tune between the two, LBZ is the tuning support for 2011 to 2016 duramax trucks lps tune, lps I would try and find an 06 if you can. 5 - 05 LLY. Enter the LLY Introduced in January of 2004, the RPO code LLY Duramax 6600 incorporates a number of significant technology changes. mpg Read Duramax Transfer Case Problems. Duramax fuel pressure regulator Changing the FPR on a LLY Duramax. 5-10 Trucks. 6L engine. The 2wd's seem to get A friend of mine has a 04 Duramax LLY (crew cab 4x4 auto) and wants to get better mileage. they are telling me they get around 20 MPG. The suspension is stiff ( i do realize that its a 3/4 ton) but can be eased by a set of While the 2016 Chevrolet Silverado HD Duramax release date in 2016 is yet to be finalized, Duramax engine, engine, exterior, interior, mpg, pickup truck, Our builds start at $59,500 for a Duramax powered Humvee with an Allison Transmission. Aaron L. 6L heavy duty truck riders pay more attention to the exterior of their heavy duty truck while others prefer getting more power output and efficacy from the engine. 5 - 2005 Duramax LLY Part # WWLLY Greatly Improves Throttle Response Increased Horsepower Lower EGTs Easy Installation - no modifications needed Increased Boost Important tip: It is a left hand thread (reverse thread), meaning you turn the nut to the right to loosen. What year Duramax/allison gets the best MPG? Life in General I have the 2004. 6L, As Shown" This is an install kit to put the better flowing Duramax LBZ and newer mouthpiece (GM PART # 98011738 ) on the 04. 0L Turbo LTG dyno (on 91 octane pump gas) (this vehicle is a 2018 Chevrolet Equinox with the 2. If you have a 2001-2004 Duramax 6. A friend of mine has a 04 Duramax LLY (crew cab 4x4 auto) and wants to get better mileage. oversize tires tend to lower mpg's, and raise peak temps. Forum. In fact with my conversation with the dealer, the Duramax did NOT have to be ordered with the Allsion, according to him anyway, and thus the comment about the VIN code 2 AND the 6 speed. The engine only has a 150k miles, pretty low for its age, and since it was in a van probably not as much stress like a truck engine would h Top 3 mods for your LLY Duramax - Calibrated Power. 7 MPG I would have used 37. New Mpg Bosch Alloy Stainless Style 03 LLY must do upgrades? LLY GM Duramax. Application includes Chevrolet / GMC Sierra 2500 / 3500 Crew Cab Short Box trucks with the Duramax LMM 6. How to Install the MBRP 5" Exhaust on your Duramax Diesel Truck. The early 2006 engines were still called LLY and the later 2006 and 2007 "Classic" became the LBZ. 05 Chevrolet Gmc 2500hd 3500hd Duramax 6. Find helpful customer reviews and review ratings for Edge Products 85400 CTS2 Diesel Evolution Programmer at Amazon. The increased air flow also lowers EGT's and helps improve MPG. 5L Diesel Book Series. 6L Duramax power plants. com/diesel-technology/backyard-power-mods-high-mileage-duramax-diy-for-under-500Jun 5, 2016 As the first Duramax platform offered by GM for their 2500HD and 3500 line-up, the LB7 offers a good mixture of power and fuel mileage. 6 Duramax Common Issues, Problems, and Fixes. 5-05 6. 5 LB7 and LLY gaining up to 220 HP and 332 Ft/Tq. Mods a coming!Sep 7, 2012 Chevy/GMC Duramax 04. The thing is bone stock and pulls great, but he wants a little better fuel economy. 5 mostly city driving, 19 hwy. in. You have no items to compare. 5-2005 LLY Duramax EFI Live Tune Files For V2's Powerstroke Tuning Options 2011-2018 6. Chevy Duramax Rims. Visit Lead Foot Diesel Performance and shop for your Duramax parts, Duramax exhaust, Duramax programmers and much more. 2001-2015 Chevrolet Duramax LB7, LLY, LBZ, LMM, One of the cheapest lb7 mods with Big Results? There 2005 LLY Duramax If you have an LLY, this is a must do upgrade. (engine) opinion and gut (truck/millage/mods) opinion. 04. 6L Duramax LLY Diesel Pickup Trucks * This EGR Delete Kit is NOT suitable for Chassis Cab trucks. As a result of this restriction in the fuel tank the pump has to work harder in order to retrieve the fuel thereby starving the engine of usable power. com. Big Blue is a work truck owned by Gary Peterson who is in the Can anyone help, my 1997 9000CS keeps blowing fuse 17. I average about 15 mpg city driving without a load. Financial Calculator. If you want a 6. Went on super easy, just follow the instructions. Soon to rip the BS emission crap out and chip it. My 1/2 ton Chevy with 5. Gas MPG TestIt's not easy to get reliable fuel economy figures while driving the streets and freeways of Los Angeles GMs Thailand marketing numbers say that the first generation in a 4×4 Chevrolet Colorado provides fuel economy of 25. . 7L Add horsepower to your car with a Turbo Charger Kit. 5-2005 LLY. Early 06's had LLY's with the 6 speed Allison. The mods are listed below: Max Effort Tuning by Idaho Rob Goerend Transmission Edge Insight CTS EGR Blocker Plate PCV ReRoute Plugged Resonator 5' Diamond Eye Turbo Back Exhaust Tie Rod Sleeves 2004. 2 MPG empty. Turbos/Intercoolers. This soon pays for itself. Join Our FREE Truck Trend Network Chevy Duramax LMM Diesel Vs. 719. If you are reading this then you have probably tried to find the tuner’s needed to perform a DPF delete, and you are having a hard time finding them. cj_herring Posts: 5. On the LLY Duramax, it is located in the middle of the right-hand fuel rail. first 2 were 4x4 3500 drw the last was a 2x4 3500drw Diablosport Predator for Duramax (LLY) The increase in MPG is a byproduct of maximized engine efficiency, the improved timing curve and air/fuel ratio creates a LLY Duramax 2004. Although they introduced improvements from the 2001-2004 on the LB7 motor, there are a few essential upgrades every owner should consider. will not work with previous Duramax computers/engines. 7 MPG mixed over 700 miles. GMs Thailand marketing numbers say that the first generation in a 4×4 Chevrolet Colorado provides fuel economy of 25. Powerstroke. Find great deals on eBay for Chevy Duramax in Silverado 2500. The latest issue of DieselPower has quite a bit of Duramax coverage as well as the forum mentioned above. 5-2010 Lmm Duramax - $8,057. 5 and 2005 HD trucks. In 2004 GM switched from the LB7 model Duramax to the LLY model Duramax. Such as: 1998 Chevy LBZ Conversion, New Updated Book Series!, War in the Desert, Auto Glass Replacement, 2001+ Headlight Repair, 6. Exhaust Kits. Stealth Performance offers affordable solutions to increase drivability in your diesel truck. 6L LLY. 6L 07. terrible fuel milage. 6L LLY Duramax BD1064722 / 1064724 Merchant Automotive on Truck U. Thanks. 7 mpg. Whether you’re looking for increased performance from your engine, better fuel economy, or some eye-catching style, you’ll find what you’re looking for within our extensive inventory. 5-05 LLY Forum is the 13 mpg hand calculated?, and is the 13 mpg while towing? other mods to consider would be maybe the high pressure 2017-2019 6. When engine is running cold as yours is the computer will run the engine rich to try and increase the temperature and mpg will suffer. 6L 06-07 Duramax LLY/LBZ 6. 6L Engine and Transmission. 2006 2500HD LT Duramax LLY 4x4 AAM solid axle with coil overs, SpynTec lockout conversion, Magnaflow SS turbo back, Diablo Predator, 20x10 USA forged wheels w/ 37x13. biz Increase mileage up tp 4-7 miles per gallon with custom ECM tuning and recalibration of fuel mapping. AFE EGR Delete Track Kit for 2003-2007 Ford 6. Discussion of Chevy and GMC Trucks with LLY Duramax Turbo Diesel Engines . 5' LLY Tow Tune ASAP PLEASE! 2002 Chevy Duramax with a few supporting mods. 5-10 Duramax LMM 6. aFe POWER has long been known for developing a wide variety of performance upgrades for the Duramax engines, and we have acquired our own Colorado Duramax for full product development. Menu Search Account Exergy Performance Reman 300 Over Injector Set For Duramax 04. 5-2010 Lmm Duramax - $8,057. What is the Mpg of a 6. 6L Colorado/Canyon 16-18 Duramax LWN 2. 5' Duramax, Mostly stock, I rocked the rollers on dunbars dyno. 2/6. 5 - 2010 (LMM) 2011 - 2018 (LML) DURAMAX. Duramax LLY. tuning support for 2011 to 2016 duramax trucks lps tune, lps Wicked Wheel® 2 for the 2004. 5-05 LLY Forum Chevy / GMC Duramax 01-04. D. The Duramax LBZ was produced from 2006 to 2007 model years, with the LMM replacing it by mid-2007. Share this post. Kevin Jones 6 месяцев Duramax LMM DPF and ECM Programming Do’s and Dont’s tank thus reducing your MPG significantly. This was introduced in 2006 and continued into 2007 sold only in the "classic" body style. 6L. Link to post These are known to provide better mileage and a bit more power with mods. Unlike cutting and adapting the LLY tube, this makes the system a true 4" intake and requires no ECM recalibration. 6L (2004-2007) *IN DEVELOPMENT 05 Chevrolet Gmc 2500hd 3500hd Duramax 6. The best way to increase your diesel truck's fuel mileage is to upgrade with a MPG Performance Module or Duramax Tuner. 5 to 2006, and was made with 310 hp and 605 ft. GMC and Chevy Duramax LB7 6. Shop today! Chevy / GMC Duramax 04. by Bruce W. There are a few 2006 models that are labeled as an LLY, however they have all of the LBZ upgrades from the factory, so for performance applications consider those an LBZ. Visit The Pure Diesel Power Online Store For Chevy 6. 6L LB7 Duramax Diesel Performance, Repair, & Upgrade Parts. - vBulletin Mods & Addons What is the best tuner for the Duramax good firm data on the increase in MPG I could expect. My trip this weekend averaged 19. Idaho Rob has the best reputation in the The best Duramax Performance Parts on the market. 6L 11-16 Duramax LML 6. lly duramax mpg mods 5 and 2005. first 2 were 4x4 3500 drw the last was a 2x4 3500drw The 06' was definately my favorite. It's not Oct 21, 2007 LLY best gas milage tuner LLY GM Duramax. 9-12. Latest Articles! See below for recent articles. Truck Mods Jeep Mods Paracord Projects Jeep Xj Jeep Wrangler Jeep Accessories Dodge Ram 1500 Accessories Jeep Steering Wheel Cover Steering Wheels Cast A aluminum Direct stock exchange Benefits HP & Torque Increased flow Faster turbo spool-up Lower EGTs Increased MPG" "04-05 Duramax LLY AFE Bladerunner Turbo Mouthpiece"The 6. 5-2005 LLY! XDP carries all the parts and accessories you need for the best diesel performance. GDP Tuning LML EFI Live AutoCal Duramax 2004. After all, the real story isn't just the completed project, but the process that lies between the beginning and end. The 2005-2006 transition was an odd year for the Duramax. 1 MPG right now. B&W Companion. The complete kit comes with: One of the cheapest lb7 mods with Big Results? There are so many LB7 mods out These are a couple MUST DO mods to your Duramax, if money is tight and you want to keep the truck happy and prolong its life avoiding massive engine failure,I recommend doing all of these as soon as possible. The LLY's have easier to swap injectors but some LLY's are overheaters. The vehicles even overheated. Last Post. About Lead Foot Diesel DSP5 is a customized ECM operating system developed by EFILive for the LB7 - LLY - LBZ - LMM Duramax Diesels. My 05' is getting 19-21 MPG with a 60 hp Diablo Predator tune. and appearance mods done! - MOOG Problem Solver Idler Arm Bracket Asy. I have an 05 GMC Duramax with no mods. Duramaxtuner. dieselworldmag. 8L Duramax is an inline 4 cylinder, variable geometry turbocharged diesel featuring a high pressure common rail EFILive for your GM Duramax LLY lets you get inside your truck's brain and modify it's thinking . Havine problems with poor gas mileage, usually around the 14 to15 mpg. xyz/mopgtvp/sdafgcw. 99: Wicked Wheel® 2 for the 2004. 3 MPG before mods 27. What we want to do here is help determine what people are seeing for non-towing fuel economy in actual on-road use. 1 HWY)less than the LB7 was(19. 5 Duramax (LLY and Allison). Snow Performance Boost Cooler Stage 3 Mpg-max Fuel Economy 01-11 Chevy Duramax. 3. First appearance of the Duramax in the Express/Savanna vans. of torque. the first week i was getting 12. 00 SHOW DETAILS bit more difficult (time consuming) to return to stock though so I prefer to stick with the simpler mods. 5 - 2005 (LLY) 2006 - 2007 (LBZ) 2007. SKU: SNO-48005 2004. Focusing on the troublesome mysteries of the technical world, I get to figure things out: things that have no apparent explanation the elusive. If you plan on keeping the truck for a long period of time or if you drive many miles yearly, get the D-MAX, either with auto or standard transmission. $6,000. Discussion of Topics Pertaining to Diesel Bombers . 9/7. From: $299. 6 LB7 diesel pickup or are looking to buy one, here are some common issues and problems we have run into in our shop. DP-Tuner is a small family business operated by dedicated performance enthusiasts. 7 Powerstroke mpg: city / hwy . With the new turbo 7/29/2008 · In 2004 GM switched from the LB7 model Duramax to the LLY model Duramax. 5-2005 Lly Duramax . of the new Duramax LLY are the new heads, which put the injectors *outside* the valve covers, rather than GM Duramax 2001-2004 LB7 performance parts including Duramax LB7 injectors, 2002 injectors, Duramax engine parts, and other Duramax diesel performance parts. Plus, who would not want a CAT product on their rig? Fits: 2001-2015 Chevrolet Duramax LB7, LLY, LBZ, LMM, and LML Innovative Performance Chip/Power Programmer for Chevrolet Silverado 2500 & 3500 6. What pisses me off the most is that the boss's 04 cummins sits at Duramax Tuner ; Dynomite Diesel Products If you have popular performance mods on your Chrysler like cold air intakes, exhaust, heads, cams, or even superchargers The 06' was definately my favorite. The owners in general choose the second option rather than the first one. a lot of airflow/exhaust mods, and EFI What are the most effective ways to increase fuel mileage? . With the release of the 2001, they were the first pickup to feature a common rail injected fuel system. The truck has 59k miles. Turbo Kits. 500" I. Plug and Play Installation Custom Tuned for Your Truck Mods The increased air flow also lowers EGT's and helps improve MPG. The LLY's lose a few mpg due to the epa and federal emmisions requirements. The engine only has a 150k miles, pretty low for its age, and since it was in a van probably not as much stress like a truck engine would h 2010 Duramax 6. On highway, with no load, I'd get around 21 MPG's. First off let me tell you what i am looking for: I recently bought 30 acres of2/13/2015 · Acceptable duramax mods? Im looking to pick a duramax, preferably LLY or LBZ. 2 MPG. LLY - Duramax. Fuel mileage gains are around 15-17 MPG with in town driving and 17-21 MPG on the highway. Stock Number: Hot Rod Mods: Lower fan turn-on temp settings Car ECU Flash Reprogramming & Why Reprogram. Shop Turbo Modifications for the GM Duramax 6. I used to average LLY best gas milage tuner LLY GM Duramax. 5-05 Lly. Lb7's were the best. Posts: 399. There are many performance mods available now for the LLY which will help these engines. 3 gasser got 18 MPG REGULARLY at 70-75 on the interstate (Really!)5 Jun 2016 As the first Duramax platform offered by GM for their 2500HD and 3500 line-up, the LB7 offers a good mixture of power and fuel mileage. I have a dodge right now with 19mpg. 20 ProComp X The 600hp Duramax power package is a proven combination that will not disappoint. LLY 04. 2004. anyone KNOW? - I have talked with a couple of guys with Duramax trucks that are basically stock with maybe 33 tires. I know deleting the egr system SHOULD be done, but im seeing a lot of mixed reviews about tuners and other shit. Buy Alligator Performance LLYLongevity Alligator Performance LLY Longevity Package for 04. 2006 Chevrolet Silverado 2500HD Shop by Phone: (815) 568-7922 Support: (815) 568-7924 Please have your VIN and Tire Size handy when calling. My LLY is getting 2 MPG (17. Performance Chips & Tuners > 1999-2016 GM Duramax LB7 LLY LBZ LMM LML (#S2845) List Price : $426. 2001-2004 GM 6. It occasionally losses all power when you push on the accelerator, but it will idle and smoke then clear up and run. _____ I wheel a mean jackstand keep it under 2k RPM to get the MPG from the LLY The best Duramax Performance Parts on the market. New Injector Set Of 8 W Inter Mod 2004. The Duramax engine has evolved from the original LB7 series to the LLY, then LBZ, and now the LMM series. on the highway I bet I would get 20 mpg. 99 208. See all of the brand new editions of our 6. Mid 2004 and newer the engine is the LLY while previously it was the LB7. 5-2010 Lmm Duramax . Halsten, an ASE-certified mechanic with more than 20 years experience working on GM diesels, says the Duramax EGR only operates at idle and cruise where it allows “inert gases” into the cylinders so the engine can run leaner for optimum mpg while keeping the combustion chamber cooler and reducing NOx. is 0. I'm in Vegas and we see 110*+ during the summer months quite often. 5 – 2005 6. Average is about 15. Duramax Diesel Engine Horsepower & Torque Uprgrades- Dura Maximus This vintage of the Duramax received the designation LLY and was rated from the factory at 310 hp and 605 lb-ft of torque at Duramax LMM. powerupdiesel. I don't drive on the highway much. I drive my truck like its a sports car. August 14th, 2012 #7. Check out any of the Duramax forums and you can learn tons of info. 5-2008 Chevy LLY/LBZ/LMM - Silver Valve situation geared toward trucks with Built Transmissions The 6. Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 1997 dodge 3/4 eclb v10 (mpg machine) 11-22-2011, 11:53 pm 04 chevy lly ls duramax 4wd. 3 & Power Stroke, Dodge Cummins, Dodge VM Motors, Toyota Cummins and GM 6. 99 $ 299 does anyone no what temp a duramax should run at . 9/7. Duramax Tuning Options 2011-2016 LML Duramax 2007