LLY Duramax Engine Parts
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- Alternators (2)
- Bearings (4)
- Block Off Plates (4)
- Brackets (1)
- Camshafts (2)
- Crankshaft Pin Kit (1)
- Engine Connecting Rod (1)
- Engine Covers (1)
- Engine Girdles (1)
- Engine Head Stud (1)
- Engine Parts (10)
- Fittings (3)
- Flanges (2)
- Gasket Kits (1)
- Hardware - Singles (5)
- Hardware Kits - Other (9)
- Head Gaskets (1)
- Head Studs (2)
- Heads (5)
- Heat Shields (1)
- Hoses (2)
- Oil Caps (3)
- Oil Fill Tubes (2)
- Oil Filler Cap (1)
- Oil Line Kits (8)
- PCV Valves (1)
- Piston Rings (3)
- Piston Sets - Cast - 6cyl (3)
- Piston Sets - Forged - 8cyl (3)
- Pushrods (2)
- Rocker Arms (1)
- Rocker Arms Parts (2)
- Sensors (3)
- Silicone Couplers & Hoses (2)
- Starters (2)
- Thermostats (2)
- Throttle Controllers (1)
- Turbo Parts (1)
- Valve Covers (1)
- Valve Springs (1)
- Wiring Harnesses (4)
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XDP Duramax Crankshaft Pin Kit XD331
XDPOriginal price $ 3,405.00 - Original price $ 3,405.00Original price$ 3,405.00$ 3,405.00 - $ 3,405.00Current price $ 3,405.00| /Avoid catastrophic engine failure from a sheared dowel pin in your 2001-2016 GM 6.6L Duramax with the XDP Duramax Crankshaft Pin Kit XD331. From ...
View full detailsOriginal price $ 3,405.00 - Original price $ 3,405.00Original price$ 3,405.00$ 3,405.00 - $ 3,405.00Current price $ 3,405.00| / -
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized
WehrliOriginal price $ 1,086.00Original price $ 1,086.00 - Original price $ 1,086.00Original price $ 1,086.00Current price $ 1,053.00$ 1,053.00 - $ 1,053.00Current price $ 1,053.00| /Wehrli Model WCF100442Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized
Original price $ 1,086.00Original price $ 1,086.00 - Original price $ 1,086.00Original price $ 1,086.00Current price $ 1,053.00$ 1,053.00 - $ 1,053.00Current price $ 1,053.00| /Save 3% Save % -
Fleece Performance Duramax Remote Turbo Oil Feed Line Kit for 01-16 Duramax/w 1/4 NPT Oil Inlet
Fleece PerformanceOriginal price $ 1,916.00 - Original price $ 1,916.00Original price $ 1,916.00$ 2,129.00$ 2,129.00 - $ 2,129.00Current price $ 2,129.00| /Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal bearing, which can be restrictive, or even re...
View full detailsOriginal price $ 1,916.00 - Original price $ 1,916.00Original price $ 1,916.00$ 2,129.00$ 2,129.00 - $ 2,129.00Current price $ 2,129.00| / -
Mishimoto 01-10 Chevy Duramax 2500 6.6L 174 & 180F Degrees Racing Thermostat
MishimotoOriginal price $ 2,309.00Original price $ 2,309.00 - Original price $ 2,309.00Original price $ 2,309.00Current price $ 1,872.00$ 1,872.00 - $ 1,872.00Current price $ 1,872.00| /2006-2009 Chevrolet Express 2500 6.6 Liter 4L60-E, 2006-2009 Chevrolet Express 2500 6.6 Liter 4L80-E, 2006-2009 Chevrolet Express 2500 6.6 Liter 4L...
View full detailsOriginal price $ 2,309.00Original price $ 2,309.00 - Original price $ 2,309.00Original price $ 2,309.00Current price $ 1,872.00$ 1,872.00 - $ 1,872.00Current price $ 1,872.00| /Save 19% Save % -
XDP DURAMAX CAT ADAPTER WITH 1R-0750 FILTER, BLEEDER SCREW & SPACER XD171
XDPOriginal price $ 2,128.00 - Original price $ 2,128.00Original price$ 2,128.00$ 2,128.00 - $ 2,128.00Current price $ 2,128.00| /The XDP Duramax CAT Adapter with 1R-0750 Filter, Bleeder Screw & Spacer XD171 is an easy way to upgrade the fuel filter on your 2001-2016 GM 6....
View full detailsOriginal price $ 2,128.00 - Original price $ 2,128.00Original price$ 2,128.00$ 2,128.00 - $ 2,128.00Current price $ 2,128.00| / -
Wehrli 2001-10 GM 2500/3500 HD Lower Splash Shield Kit - Gloss White
WehrliOriginal price $ 6,151.00Original price $ 6,151.00 - Original price $ 6,151.00Original price $ 6,151.00Current price $ 5,967.00$ 5,967.00 - $ 5,967.00Current price $ 5,967.00| /Wehrli Model WCF100463-GWWehrli 2001-10 GM 2500/3500 HD Lower Splash Shield Kit - Gloss White
Original price $ 6,151.00Original price $ 6,151.00 - Original price $ 6,151.00Original price $ 6,151.00Current price $ 5,967.00$ 5,967.00 - $ 5,967.00Current price $ 5,967.00| /Save 3% Save % -
Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LMM) - Medium Line
Fleece PerformanceOriginal price $ 1,820.00 - Original price $ 1,820.00Original price $ 1,820.00$ 2,022.00$ 2,022.00 - $ 2,022.00Current price $ 2,022.00| /Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LMM) - Medium Line Replacement Transmission Cooler Line (medium ...
View full detailsOriginal price $ 1,820.00 - Original price $ 1,820.00Original price $ 1,820.00$ 2,022.00$ 2,022.00 - $ 2,022.00Current price $ 2,022.00| / -
Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LMM) - Long Line
Fleece PerformanceOriginal price $ 2,586.00 - Original price $ 2,586.00Original price $ 2,586.00$ 2,874.00$ 2,874.00 - $ 2,874.00Current price $ 2,874.00| /Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LMM) - Long Line Replacement Transmission Cooler Line (longest l...
View full detailsOriginal price $ 2,586.00 - Original price $ 2,586.00Original price $ 2,586.00$ 2,874.00$ 2,874.00 - $ 2,874.00Current price $ 2,874.00| / -
Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LLY) - Short Line
Fleece PerformanceOriginal price $ 1,456.00 - Original price $ 1,456.00Original price $ 1,456.00$ 1,618.00$ 1,618.00 - $ 1,618.00Current price $ 1,618.00| /Fleece Performance 01-05 GM 2500/3500 Duramax Replacement Transmission Line (LB7/LLY) - Short Line Replacement Transmission Cooler Line (short line...
View full detailsOriginal price $ 1,456.00 - Original price $ 1,456.00Original price $ 1,456.00$ 1,618.00$ 1,618.00 - $ 1,618.00Current price $ 1,618.00| / -
Fleece Performance 01-19 GM 2500/3500 Allison LCT/GM 4T65-E Internal Harness Connector & Seal (7pk)
Fleece PerformanceOriginal price $ 2,682.00 - Original price $ 2,682.00Original price $ 2,682.00$ 2,980.00$ 2,980.00 - $ 2,980.00Current price $ 2,980.00| /Get rid of oil leaks from the harness connector with our replacement internal wiring harness seal for the Allison LCT and GM 4T65-E. This 20-way pi...
View full detailsOriginal price $ 2,682.00 - Original price $ 2,682.00Original price $ 2,682.00$ 2,980.00$ 2,980.00 - $ 2,980.00Current price $ 2,980.00| / -
Wehrli 2001-2007 Duramax LB7/LLY/LBZ Allison 4x4 Transfer Case Brace - WCFab Red
WehrliOriginal price $ 4,342.00Original price $ 4,342.00 - Original price $ 4,342.00Original price $ 4,342.00Current price $ 4,212.00$ 4,212.00 - $ 4,212.00Current price $ 4,212.00| /Wehrli Model WCF100130-REDWehrli 2001-2007 Duramax LB7/LLY/LBZ Allison 4x4 Transfer Case Brace - WCFab Red
Original price $ 4,342.00Original price $ 4,342.00 - Original price $ 4,342.00Original price $ 4,342.00Current price $ 4,212.00$ 4,212.00 - $ 4,212.00Current price $ 4,212.00| /Save 3% Save % -
Wehrli LLY / LBZ / LMM Duramax Turbo Compressor Inlet Billet Steel Flange
WehrliOriginal price $ 831.00Original price $ 831.00 - Original price $ 831.00Original price $ 831.00Current price $ 806.00$ 806.00 - $ 806.00Current price $ 806.00| /Wehrli Model WCF205-81Wehrli LLY / LBZ / LMM Duramax Turbo Compressor Inlet Billet Steel Flange
Original price $ 831.00Original price $ 831.00 - Original price $ 831.00Original price $ 831.00Current price $ 806.00$ 806.00 - $ 806.00Current price $ 806.00| /Save 3% Save % -
Fleece Performance 01-19 GM 2500/3500 34V Duramax Billet Rocker Arm Bridges
Fleece PerformanceOriginal price $ 9,818.00 - Original price $ 9,818.00Original price $ 9,818.00$ 10,909.00$ 10,909.00 - $ 10,909.00Current price $ 10,909.00| /Fleece Performance billet rocker arm bridges for the GM Duramax. These bridges offer a massive 2.5-time strength improvement over factory bridges. ...
View full detailsOriginal price $ 9,818.00 - Original price $ 9,818.00Original price $ 9,818.00$ 10,909.00$ 10,909.00 - $ 10,909.00Current price $ 10,909.00| / -
Exergy Rail Fitting for HP Line into 6.7L/LLY/LBZ/LMM PRV Location
ExergyOriginal price $ 1,639.00 - Original price $ 1,639.00Original price$ 1,639.00$ 1,639.00 - $ 1,639.00Current price $ 1,639.00| /Exergy Model 1-018-153-AExergy Rail Fitting for HP Line into 6.7L/LLY/LBZ/LMM PRV Location
Original price $ 1,639.00 - Original price $ 1,639.00Original price$ 1,639.00$ 1,639.00 - $ 1,639.00Current price $ 1,639.00| / -
Exergy 6.7L/LLY/LBZ/LMM PRV Port to Female M18x1.5
ExergyOriginal price $ 2,469.00 - Original price $ 2,469.00Original price$ 2,469.00$ 2,469.00 - $ 2,469.00Current price $ 2,469.00| /Exergy 6.7/LLY/LBZ/LMM PRV Port to Female M18x1.5
Original price $ 2,469.00 - Original price $ 2,469.00Original price$ 2,469.00$ 2,469.00 - $ 2,469.00Current price $ 2,469.00| / -
Exergy 6.7L/LLY/LBZ/LMM PRV Plug w/O-Ring (Diagnostic Purposes Only)
ExergyOriginal price $ 1,363.00 - Original price $ 1,363.00Original price$ 1,363.00$ 1,363.00 - $ 1,363.00Current price $ 1,363.00| /Exergy 6.7/LLY/LBZ/LMM PRV Plug w/ O-ring (For Diagnostic Purposes Only)
Original price $ 1,363.00 - Original price $ 1,363.00Original price$ 1,363.00$ 1,363.00 - $ 1,363.00Current price $ 1,363.00| / -
Wehrli LB7/LLY/LBZ/LMM Duramax S400 Twin/Compound Turbo Oil Line Kit
WehrliOriginal price $ 4,236.00Original price $ 4,236.00 - Original price $ 4,236.00Original price $ 4,236.00Current price $ 4,109.00$ 4,109.00 - $ 4,109.00Current price $ 4,109.00| /Wehrli Model WCF100378Wehrli LB7/LLY/LBZ/LMM Duramax S400 Twin/Compound Turbo Oil Line Kit
Original price $ 4,236.00Original price $ 4,236.00 - Original price $ 4,236.00Original price $ 4,236.00Current price $ 4,109.00$ 4,109.00 - $ 4,109.00Current price $ 4,109.00| /Save 3% Save % -
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized
WehrliOriginal price $ 1,086.00Original price $ 1,086.00 - Original price $ 1,086.00Original price $ 1,086.00Current price $ 1,053.00$ 1,053.00 - $ 1,053.00Current price $ 1,053.00| /Wehrli Model WCF100443Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized
Original price $ 1,086.00Original price $ 1,086.00 - Original price $ 1,086.00Original price $ 1,086.00Current price $ 1,053.00$ 1,053.00 - $ 1,053.00Current price $ 1,053.00| /Save 3% Save % -
Wehrli 04.5-2010 Duramax LLY/LBZ/LMM Crankcase Vent (PCV) Fitting Kit - Billet Black Anodized
WehrliOriginal price $ 980.00Original price $ 980.00 - Original price $ 980.00Original price $ 980.00Current price $ 950.00$ 950.00 - $ 950.00Current price $ 950.00| /Wehrli Model WCF100189Wehrli 04.5-2010 Duramax LLY/LBZ/LMM Crankcase Vent (PCV) Fitting Kit - Billet Black Anodized
Original price $ 980.00Original price $ 980.00 - Original price $ 980.00Original price $ 980.00Current price $ 950.00$ 950.00 - $ 950.00Current price $ 950.00| /Save 3% Save % -
Wehrli 04.5-16 Chevrolet 6.6L LLY/LBZ/LMM/LML Duramax VGT Exhaust Housing Heat Blanket
WehrliOriginal price $ 3,299.00Original price $ 3,299.00 - Original price $ 3,299.00Original price $ 3,299.00Current price $ 3,200.00$ 3,200.00 - $ 3,200.00Current price $ 3,200.00| /Wehrli Model WCF100733Wehrli 04.5-16 Chevrolet 6.6L LLY/LBZ/LMM/LML Duramax VGT Exhaust Housing Heat Blanket
Original price $ 3,299.00Original price $ 3,299.00 - Original price $ 3,299.00Original price $ 3,299.00Current price $ 3,200.00$ 3,200.00 - $ 3,200.00Current price $ 3,200.00| /Save 3% Save % -
Wehrli 04.5-10 Duramax LLY/LBZ/LMM Billet Upper Valve Cover Set - Raw Aluminum
WehrliOriginal price $ 7,769.00Original price $ 7,769.00 - Original price $ 7,769.00Original price $ 7,769.00Current price $ 7,536.00$ 7,536.00 - $ 7,536.00Current price $ 7,536.00| /Wehrli Model WCF100415-RAWWehrli 04.5-10 Duramax LLY/LBZ/LMM Billet Upper Valve Cover Set - Raw Aluminum
Original price $ 7,769.00Original price $ 7,769.00 - Original price $ 7,769.00Original price $ 7,769.00Current price $ 7,536.00$ 7,536.00 - $ 7,536.00Current price $ 7,536.00| /Save 3% Save % -
Wehrli 01-16 Chevrolet 6.6L LB7/LLY/LBZ/LMM/LML Duramax Up Pipe Bolt Kit
WehrliOriginal price $ 788.00Original price $ 788.00 - Original price $ 788.00Original price $ 788.00Current price $ 764.00$ 764.00 - $ 764.00Current price $ 764.00| /Wehrli Model WCF100240Wehrli 01-16 Chevrolet 6.6L LB7/LLY/LBZ/LMM/LML Duramax Up Pipe Bolt Kit
Original price $ 788.00Original price $ 788.00 - Original price $ 788.00Original price $ 788.00Current price $ 764.00$ 764.00 - $ 764.00Current price $ 764.00| /Save 3% Save % -
Wehrli 01-16 Chevrolet 6.6L Duramax Valley CP3 Block Off Plate
WehrliOriginal price $ 1,512.00Original price $ 1,512.00 - Original price $ 1,512.00Original price $ 1,512.00Current price $ 1,466.00$ 1,466.00 - $ 1,466.00Current price $ 1,466.00| /Wehrli Model WCF100024Wehrli 01-16 Chevrolet 6.6L Duramax Valley CP3 Block Off Plate
Original price $ 1,512.00Original price $ 1,512.00 - Original price $ 1,512.00Original price $ 1,512.00Current price $ 1,466.00$ 1,466.00 - $ 1,466.00Current price $ 1,466.00| /Save 3% Save % -
Fleece Performance GM Silverado/Sierra 2500/3500 6.6L LLY Duramax Vane Position Sensor Pigtail
Fleece PerformanceOriginal price $ 556.00 - Original price $ 556.00Original price $ 556.00$ 617.00$ 617.00 - $ 617.00Current price $ 617.00| /Replacement connector with 6 inch pigtail for use on the 6.6L Duramax turbocharger vane position sensor. Produced in-house, our manufacturing proce...
View full detailsOriginal price $ 556.00 - Original price $ 556.00Original price $ 556.00$ 617.00$ 617.00 - $ 617.00Current price $ 617.00| /