LLY Duramax Parts
Parts for the LLY Duramax (2004.5 to 2005).
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XDP Tow Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000
XDPOriginal price $199.95 - Original price $199.95Original price$199.95$199.95 - $199.95Current price $199.95| /An XDP Tow Series flex plate for 2001 to 2016 Duramax trucks with the Allison 1000, built for constant heavy towing. Part number: XD644 Questions ...
View full detailsOriginal price $199.95 - Original price $199.95Original price$199.95$199.95 - $199.95Current price $199.95| / -
AMP Research 1999-2006 Chevy/GMC Silverado/Sierra Extended/Crew PowerStep - Black
AMP ResearchOriginal price $1,649.99 - Original price $1,649.99Original price$1,649.99$1,649.99 - $1,649.99Current price $1,649.99| /Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...
View full detailsOriginal price $1,649.99 - Original price $1,649.99Original price$1,649.99$1,649.99 - $1,649.99Current price $1,649.99| / -
XDP Duramax Fuel Filter Delete 01-16 GM 6.6L Duramax XD163
XDPOriginal price $76.95 - Original price $76.95Original price$76.95$76.95 - $76.95Current price $76.95| /XDP Model XD163The Duramax Fuel Filter Delete XD163 is a must have for any 2001-2016 GM 6.6L Duramax with a modified fuel system. Specially designe...
View full detailsOriginal price $76.95 - Original price $76.95Original price$76.95$76.95 - $76.95Current price $76.95| / -
Pusher SuperMax Y-Bridge for 2004.5-2005 Duramax LLY Trucks
Pusher IntakesOriginal price $499.99 - Original price $499.99Original price$499.99$499.99 - $499.99Current price $499.99| /5.0 / 5.0
2 Reviews
The Pusher SuperMax Y bridge by itself, for custom builds on the 2004.5 to 2005 LLY Duramax. Not emissions compliant; off road use only. Part numb...
View full detailsOriginal price $499.99 - Original price $499.99Original price$499.99$499.99 - $499.99Current price $499.99| / -
Kryptonite Ultimate Front End Package For 2001 to 2010 Chevy/GMC 1500HD/2500HD/3500 Trucks
KryptoniteOriginal price $1,424.99 - Original price $1,424.99Original price$1,424.99$1,424.99 - $1,424.99Current price $1,424.99| /Fits: 2001–2007 Chevy Silverado / GMC Sierra 1500HD 2001–2010 Chevy Silverado / GMC Sierra 2500HD 2001–2010 Chevy Silverado / GMC Sierra 3500HD Im...
View full detailsOriginal price $1,424.99 - Original price $1,424.99Original price$1,424.99$1,424.99 - $1,424.99Current price $1,424.99| / -
Fleece Performance 01-17 GM Duramax Billet Coolant Block Off Plate
Fleece PerformanceOriginal price $0.00 - Original price $0.00Original price $0.00$55.00$55.00 - $55.00Current price $55.00| /Fleece Performance Billet Coolant Block Off Plate Fits 2001-2017 GM 6.6L Duramax A direct replacement for the factory coolant crossover on the Dura...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$55.00$55.00 - $55.00Current price $55.00| / -
ARP GM Duramax 6.6L Harmonic Balancer Bolt Kit
ARPOriginal price $30.42 - Original price $30.42Original price$30.42$30.42 - $30.42Current price $30.42| /ARP GM Duramax 6.6L Harmonic Balancer Bolt Kit. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN. Part...
View full detailsOriginal price $30.42 - Original price $30.42Original price$30.42$30.42 - $30.42Current price $30.42| / -
Kryptonite Lower Ball Joint For Stock Lower Control Arm For 2001 to 2010 Chevy/GMC HD Trucks
KryptoniteOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| /Fits: 2001–2010 Chevy/GMC 2500HD, 3500HD2002–2009 Hummer H2 (8 Lug Trucks Only) Important Fitment Info: This replacement lower ball joint fits eith...
View full detailsOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| / -
Smeding Diesel S300 Direct Bolt In Turbo 04.5-10 Duramax
SmedingOriginal price $2,195.00 - Original price $2,740.00Original price$2,195.00$2,195.00 - $2,740.00Current price $2,195.00| /Smeding Diesel 04.5-10 Duramax S300 Direct Bolt In Turbocharger This turbo utilizes our S300 frame NON VGT Turbochargers and is setup to bolt in w...
View full detailsOriginal price $2,195.00 - Original price $2,740.00Original price$2,195.00$2,195.00 - $2,740.00Current price $2,195.00| / -
FASS Titanium 100 GPH TS C10 100G | 2001 to 2010 GM 2500 3500 Duramax
FASS Fuel SystemsOriginal price $751.58Original price $751.58 - Original price $751.58Original price $751.58Current price $714.00$714.00 - $714.00Current price $714.00| /Fass Fuel Systems Model: TSC10100GFASS Fuel Systems Diesel System 2001-2010 GM Duramax 6.6L Titanium Signature Series 100GPH (TSC10100G) Part No: T...
View full detailsOriginal price $751.58Original price $751.58 - Original price $751.58Original price $751.58Current price $714.00$714.00 - $714.00Current price $714.00| /Save 5% Save % -
Schaeffer's 9000 SynShield OTR Plus Full Synthetic 5W-40
Schaeffer'sOriginal price $191.28 - Original price $360.54Original price$191.28$191.28 - $360.54Current price $191.28| /5.0 / 5.0
2 Reviews
9000 SynShield® OTR Plus 5W-40 Diesel Engine Oil is a premium advanced performance, fully synthetic, heavy-duty diesel engine oil formulated to pro...
View full detailsOriginal price $191.28 - Original price $360.54Original price$191.28$191.28 - $360.54Current price $191.28| / -
Kryptonite Outer Tie Rod End for Fabtech RTS and McGaughys Lifts
KryptoniteOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| /Fits; 1999-2022 GM 1500/2500/3500 Trucks Equipped with a Fabtech RTS Lift, McGaughys Lift, Other lifts kits that utilize a 3/4 Taper Stud Outer Rod...
View full detailsOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| / -
Kryptonite Sway Bar End Links, 7 to 9 Inch Lift | 2001 to 2010 GM HD
KryptoniteOriginal price $110.19 - Original price $110.19Original price$110.19$110.19 - $110.19Current price $110.19| /Fits; 2001–2019 Chevrolet & GMC 1500HD / 2500HD / 3500 Trucks, Also fits most other GM trucks Important Fitment Info: For use with 7”–9” lift...
View full detailsOriginal price $110.19 - Original price $110.19Original price$110.19$110.19 - $110.19Current price $110.19| / -
Wehrli Hidden 2.5 Inch Receiver Hitch, Behind Roll Pan | 2001 to 2010 GM 2500 3500
WehrliOriginal price $549.00 - Original price $549.00Original price$549.00$549.00 - $549.00Current price $549.00| /Wehrli Big Hitch Products Model BHP1015, BHP1029 - SAE J684-05 certified- Class 4+ Receiver- Complete bolt in design- All necessary hardware inclu...
View full detailsOriginal price $549.00 - Original price $549.00Original price$549.00$549.00 - $549.00Current price $549.00| / -
Wehrli 01-16 Chevrolet 6.6L LB7/LLY/LBZ/LMM/LML Duramax Up Pipe Bolt Kit
WehrliOriginal price $0.00 - Original price $0.00Original price $0.00$36.86$36.86 - $36.86Current price $36.86| /Wehrli Model WCF100240 ARP Bolt kit for 2001-2016 Duramax Up Pipes or LB7 Turbo Down pipe. 6 Washers and Bolts for installing 1 up pipe. Includes A...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$36.86$36.86 - $36.86Current price $36.86| / -
Kryptonite Replacement Poly Bump Stop for Upper Control Arms | 2001 to 2010 GM HD
KryptoniteOriginal price $8.54 - Original price $8.54Original price$8.54$8.54 - $8.54Current price $8.54| /5.0 / 5.0
1 Review
Fits; 2001–2010 Chevrolet & GMC 1500HD / 2500HD / 3500 Trucks equipped with Kryptonite Upper Control Arms Part# M21017-BK-01 Description: This ...
View full detailsOriginal price $8.54 - Original price $8.54Original price$8.54$8.54 - $8.54Current price $8.54| / -
Kryptonite Sway Bar End Links, 4 to 6 Inch Lift | 2001 to 2010 GM HD
KryptoniteOriginal price $105.44 - Original price $105.44Original price$105.44$105.44 - $105.44Current price $105.44| /Fits; 2001–2019 Chevrolet & GMC 1500HD / 2500HD / 3500 Trucks Important Fitment Info: For use with 4”–6” lifted trucks only Measures 11” hole ...
View full detailsOriginal price $105.44 - Original price $105.44Original price$105.44$105.44 - $105.44Current price $105.44| / -
Kryptonite Bolt In Upper Ball Joint for Aftermarket Arms | GM HD Trucks and SUVs
KryptoniteOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| /Part # KR6292 Fits; 1988-Current Chevy/GMC 1500HD/2500HD/3500 TRUCKS and Much More, This is a popular Bolt on Style Ball Joint for many aftermarket...
View full detailsOriginal price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99| / -
Kryptonite Tie Rod Kit For 2001 to 2010 Chevy/GMC 1500HD/2500HD/3500HD & 2002 to 2009 Hummer H2
KryptoniteOriginal price $360.99 - Original price $360.99Original price$360.99$360.99 - $360.99Current price $360.99| /Fits: 2001–2010 Chevrolet / GMC 2500HD & 3500HD, Hummer H2 Important Fitment Info:These tie rods are designed for trucks using a factory-style ...
View full detailsOriginal price $360.99 - Original price $360.99Original price$360.99$360.99 - $360.99Current price $360.99| / -
Smeding Diesel S467 T4 Turbocharger
SmedingOriginal price $1,150.00 - Original price $1,780.00Original price$1,150.00$1,150.00 - $1,780.00Current price $1,150.00| /A hand built Smeding Diesel S467 turbo with a T4 flange for big single and compound setups. Call us to match the housings and fitment to your truck...
View full detailsOriginal price $1,150.00 - Original price $1,780.00Original price$1,150.00$1,150.00 - $1,780.00Current price $1,150.00| / -
S&B Turbo Inlet Manifold 76-1006B
S&BOriginal price $195.00 - Original price $195.00Original price$195.00$195.00 - $195.00Current price $195.00| /S&B Model 76-1006BEvolution at its BestThe S&B 76-1006B Turbo Inlet Manifold for your 2004.5-2005 GM 6.6L Duramax went through dramatic cha...
View full detailsOriginal price $195.00 - Original price $195.00Original price$195.00$195.00 - $195.00Current price $195.00| / -
KC BorgWarner S400 SX-E Turbo Rebuild Kit with 360 Bearing
Kc TurboOriginal price $100.00 - Original price $100.00Original price$100.00$100.00 - $100.00Current price $100.00| /Kc Turbo Model 300483 S400-SXE 360 Rebuild kit Features & Details: Upgraded 360 degree thrust bearing New thrust collar New oil slinger New ...
View full detailsOriginal price $100.00 - Original price $100.00Original price$100.00$100.00 - $100.00Current price $100.00| / -
Pro Form Fab 2000-2010 Chevy/GMC 2500/3500 Rear Lift Blocks
Pro Form FabOriginal price $0.00 - Original price $0.00Original price $0.00$119.95$119.95 - $174.95Current price $119.95| /2000 - 2010 Chevy/GMC 2500/3500 Product Description: We are proud to bring you our Heavy Duty fabricated rear lift blocks. These CNC cut, jig...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$119.95$119.95 - $174.95Current price $119.95| / -
Schaeffer's 0137ULSW Diesel Treat 2000™ Winter Fuel Additive/Anti gel
Schaeffer'sOriginal price $16.36 - Original price $392.64Original price$16.36$16.36 - $392.64Current price $16.36| /0137ULSW Diesel Treat 2000™ Ultra Low Sulfur Winter fuel additive is specially formulated to provide ultra low sulfur diesel fuel maximum cold te...
View full detailsOriginal price $16.36 - Original price $392.64Original price$16.36$16.36 - $392.64Current price $16.36| /
The LLY Duramax powered 2004.5 to 2005 Chevy Silverado HD and GMC Sierra HD trucks. It was the first Duramax with a variable geometry turbo and EGR, which helps it spool faster than the LB7.
Shop LLY Duramax Parts by Category
- Engine Parts
- Fuel System
- Fuel Injectors
- Intakes and Cooling
- Turbos and Exhaust
- Tuning
- Transmissions
- Suspension and Driveline
- Fluids
- Performance Packages
Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.
LLY Duramax FAQ
What is different about the LLY versus the LB7?
The LLY added a variable geometry turbo and EGR for faster spool and lower emissions.
Are LLY trucks known for overheating?
Some early LLY trucks ran hotter under load. Upgraded cooling parts are a common fix for trucks that tow heavy.