Cometic Gasket GM LS Gen-3/4 SB V8 .063in DST Cyl. Head Gasket - 4.040in Bore - 1/2in Studs - C15740-063 MSRP: $313.95 Was: Now: $282.56
Yukon Gear Dana M300/Dana S135 Carrier Bearing Kit - 2.953in ID/ 4.370in OD - CK FF001 MSRP: Was: Now: $161.20
Wehrli 11-16 Chevrolet Duramax LML Heavy Duty Engine Mount - Gloss Black - WCF100160-GB MSRP: $479.00 Was: Now: $464.63
Wehrli 11-16 Chevrolet Duramax LML Heavy Duty Engine Mount - Fine Texture Black - WCF100160-FTB MSRP: $479.00 Was: Now: $464.63
COMP Cams LST Solid Roller Camshaft for Gen 3 LS 3-Bolt - Stage 1 - 54-311-11 MSRP: Was: Now: $404.95
BD Diesel 17-23 Chevy/GMC 2500HD-6500HD 6.6L L5P E-PAS Emergency Engine Shutdown - 1036764 MSRP: Was: Now: $698.95
Cometic GM LS Series V8 4.040in bore .052 inch MLX Head Gasket - C5505-052 MSRP: $125.65 Was: Now: $113.09
Camburg 11-19 Chevy/GMC 2500/3500 HD 1.25 UCA Hardware & Uniball Kit - CAM-210034 MSRP: Was: Now: $350.00
Fleece Performance 11-16 GM 2500/3500 LML Duramax MAF Sensor Pigtail - FPE-HAR-DMAX-MAF-1116-PT MSRP: Was: Now: $29.99
Comp Cams Stage 2 LST 258/272 Max HP Solid Roller Cam - Use w/ 3-Bolt LS w/ Aftermarket Pistons - 54-317-11 MSRP: Was: Now: $404.95
Wehrli 11-19 GMC & Chevy 2500/3500 Lower Splash Shield Kit -Candy Red - WCF100432-CR MSRP: $324.00 Was: Now: $314.28
COMP Cams Stage 1 LST 225/233 Hydraulic Roller Camshaft for Gen III/IV LS 4.8L Turbo Engines - 54-315-11 MSRP: Was: Now: $404.95
Fleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Passenger Side) - FPE-61-10014-P MSRP: Was: Now: $1,199.00 Add to Cart
Fleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Driver Side) - FPE-61-10014-D MSRP: Was: Now: $1,199.00 Add to Cart
Fleece Performance 15-19 GM 2500/3500 (w/Allison Trans) Transmission Input Speed Sensor Pigtail - FPE-HAR-MU-PT-14 MSRP: Was: Now: $12.99 Add to Cart
Cometic Gasket MLS Cylinder Head Gasket GM LS Gen-3/4 Small Block V8 .092in 4.100in Bore - C5489-092 MSRP: $147.33 Was: Now: $132.60
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized - WCF100443 MSRP: $53.00 Was: Now: $51.41 Add to Cart
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized - WCF100442 MSRP: $53.00 Was: Now: $51.41 Add to Cart
Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit - WCFab Red - WCF100432-RED MSRP: $324.00 Was: Now: $314.28
Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit - Illusion Purple - WCF100432-IP MSRP: $324.00 Was: Now: $314.28
Cometic Gasket GM LS Gen-3/4 SB V8 .063in DST Cyl. Head Gasket - 4.040in Bore - 1/2in Studs - C15740-063 Cometic Gasket GM LS Gen-3/4 SB V8 .063in DST Cyl. Head Gasket - 4.040in Bore - 1/2in Studs MSRP: $313.95 Was: Now: $282.56
Wehrli 17-23 L5P Duramax OEM/VGT Turbocharger Gasket Kit - WCF100178 New Gasket Kit for 2017-2023 L5P and 2019+ L5D 6.6L Duramax OEM/VGT Turbocharger. Recommended when installing new OEM and stock appearing / upgraded aftermarket drop in style turbochargers and when... MSRP: $150.00 Was: Now: $145.50
Yukon Gear Dana M300/Dana S135 Carrier Bearing Kit - 2.953in ID/ 4.370in OD - CK FF001 Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air... MSRP: Was: Now: $161.20
Wehrli 11-16 Chevrolet Duramax LML Heavy Duty Engine Mount - Gloss Black - WCF100160-GB 2011-2016 LML DURAMAX Heavy Duty Engine Mounts developed and tested for use on high horsepower application to reduce engine flex in the chassis and broken OEM engine mounts.These high performance... MSRP: $479.00 Was: Now: $464.63
Wehrli 11-16 Chevrolet Duramax LML Heavy Duty Engine Mount - Fine Texture Black - WCF100160-FTB 2011-2016 LML DURAMAX Heavy Duty Engine Mounts developed and tested for use on high horsepower application to reduce engine flex in the chassis and broken OEM engine mounts.These high performance... MSRP: $479.00 Was: Now: $464.63
COMP Cams XD-A 7.950-8.182in w/o Shims - Set of 16 - 896808-16 A game-changing method for accurately setting lash or pre-load while using non-adjustable style rockers. The patent-pending system incorporates a smaller top section that slides two inches deep... MSRP: Was: Now: $290.95
COMP Cams LST Solid Roller Camshaft for Gen 3 LS 3-Bolt - Stage 1 - 54-311-11 Chevrolet: Corvette 05 - 07 6 L Engine, Chevrolet: Suburban 3500 HD 16 - 19 6 L Engine, Chevrolet: SS 14 - 17 6.2 L Engine, Chevrolet: Camaro 14 - 15 7 L Engine, Chevrolet: Express 2500 10 - 19 6 L... MSRP: Was: Now: $404.95
BD Diesel 17-23 Chevy/GMC 2500HD-6500HD 6.6L L5P E-PAS Emergency Engine Shutdown - 1036764 Be prepared for the unexpected. A diesel engine runaway, though rare, can lead to catastrophic failure when external hydrocarbons cause uncontrolled overspeeding. Protect your vehicle and yourself... MSRP: Was: Now: $698.95
Cometic GM LS Series V8 4.040in bore .052 inch MLX Head Gasket - C5505-052 MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing MSRP: $125.65 Was: Now: $113.09
Camburg 11-19 Chevy/GMC 2500/3500 HD 1.25 UCA Hardware & Uniball Kit - CAM-210034 Upgrade your suspension with the Camburg 1.25" Uniball Adapter with Uniball (1) for lower arm replacement. Crafted for durability and performance, this kit offers a reliable solution for your... MSRP: Was: Now: $350.00
Camburg UCA Uniball Bolt & Spacer Kit (001.097.194) - CAM-010096 Looking to replace the uniball bolts and uniball spacers on your Camburg upper control arms? This kit comes with the necessary bolts and hardware along with the stainless steel top and bottom uniball... MSRP: Was: Now: $152.00
Camburg 9/16-18 x 4in. 12pt UCA Bolt Kit - CAM-010080 Looking to replace the uniball bolts on your Camburg upper control arms? This kit comes with two 9/16” 12 point bolts and the necessary grade 8 washers and stover lock nuts. MSRP: Was: Now: $25.00
Fleece Performance 11-16 GM 2500/3500 LML Duramax MAF Sensor Pigtail - FPE-HAR-DMAX-MAF-1116-PT Replacement connector with 6" pigtail for use on the 2011-2016 6.6L Duramax MAF sensor. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to... MSRP: Was: Now: $29.99
Comp Cams Stage 2 LST 258/272 Max HP Solid Roller Cam - Use w/ 3-Bolt LS w/ Aftermarket Pistons - 54-317-11 Chevrolet: Corvette 05 - 07 6 L Engine, Chevrolet: Suburban 3500 HD 16 - 19 6 L Engine, Chevrolet: SS 14 - 17 6.2 L Engine, Chevrolet: Camaro 14 - 15 7 L Engine, Chevrolet: Silverado 2500 HD 10 - 19... MSRP: Was: Now: $404.95
Wehrli 11-19 GMC & Chevy 2500/3500 Lower Splash Shield Kit -Candy Red - WCF100432-CR The WCFab Splash Shield Kit for 2011-2019 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replaces the easily damaged factory plastic part covering the lower engine bay and... MSRP: $324.00 Was: Now: $314.28
COMP Cams Stage 1 LST 225/233 Hydraulic Roller Camshaft for Gen III/IV LS 4.8L Turbo Engines - 54-315-11 Chevrolet: Corvette 05 - 07 6 L Engine, Chevrolet: Suburban 3500 HD 16 - 19 6 L Engine, Chevrolet: SS 14 - 17 6.2 L Engine, Chevrolet: Express Pasajeros 10 - 15 5.3 L Engine, Chevrolet: LCF 3500 16 -... MSRP: Was: Now: $404.95
Fleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Passenger Side) - FPE-61-10014-P Introducing our Freedom Series cylinder heads for the 2017 - 2023 L5P 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or... MSRP: Was: Now: $1,199.00 Add to Cart
Fleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Driver Side) - FPE-61-10014-D Introducing our Freedom Series cylinder heads for the 2017 - 2023 L5P 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or... MSRP: Was: Now: $1,199.00 Add to Cart
Fleece Performance 15-19 GM 2500/3500 (w/Allison Trans) Transmission Input Speed Sensor Pigtail - FPE-HAR-MU-PT-14 Replacement transmission input speed sensor pigtail for the Allison Transmission 1000/2000 Series on MY 2015-2019 GM trucks. Includes two heat-sealable butt-style connectors. Produced in-house, our... MSRP: Was: Now: $12.99 Add to Cart
Cometic Gasket MLS Cylinder Head Gasket GM LS Gen-3/4 Small Block V8 .092in 4.100in Bore - C5489-092 The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes MSRP: $147.33 Was: Now: $132.60
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized - WCF100443 Clean up the engine bay of your 2001-2025 Chevy Silverado or GMC Sierra 2500 / 3500 6.6L truck equipped with the 6.6L Duramax with this Billet Aluminum Black Anodized Oil Fill Cap from WCFab. This is... MSRP: $53.00 Was: Now: $51.41 Add to Cart
Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized - WCF100442 Clean up the engine bay of your 2001-2025 Chevy Silverado or GMC Sierra 2500 / 3500 6.6L truck equipped with the 6.6L Duramax with this Billet Aluminum Clear Anodized Oil Fill Cap from WCFab. This is... MSRP: $53.00 Was: Now: $51.41 Add to Cart
Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit - WCFab Red - WCF100432-RED The WCFab Splash Shield Kit for 2011-2019 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replaces the easily damaged factory plastic part covering the lower engine bay and... MSRP: $324.00 Was: Now: $314.28
Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit - Illusion Purple - WCF100432-IP The WCFab Splash Shield Kit for 2011-2019 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replaces the easily damaged factory plastic part covering the lower engine bay and... MSRP: $324.00 Was: Now: $314.28
