Collection: 2020-2024 6.6L L5P Duramax
2020-2024 6.6L Duramax Performance Parts and Accessories
Maximize the potential of your 2020-2024 GMC and Chevy trucks with premium performance parts for the 6.6L L5P Duramax engine. Our extensive selection includes parts designed to boost power, enhance fuel efficiency, and improve durability. Whether you're...
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H&S Motorsports 3”X 2.5” Silicone 90° Elbow Hose (Black 5 Ply)
Regular price $37.00 USDSale price $37.00 USD Regular priceUnit price / per -
H&S Motorsports 3" Straight Silicone Coupler (Black 5-Ply)
Regular price $35.00 USDSale price $35.00 USD Regular priceUnit price / per -
Fleece Performance GM Duramax Oil Cooler Adapter Kit FPE-DMAX-OCADPT
Regular price $99.00 USDSale price $99.00 USD Regular priceUnit price / per -
Fleece Performance Fuel Pressure Regulator and Multiuse Pigtail FPE-HAR-FPR-PT
Regular price $27.99 USDSale price $27.99 USD Regular priceUnit price / per -
FASS STK1005 Diesel Fuel Bulkhead and Viton Suction Tube Kit
Regular price $94.05 USDSale price $94.05 USD Regular priceUnit price / per -
FASS High Output Heater Disk
Regular price $160.55 USDSale price $160.55 USD Regular priceUnit price / per -
FASS Adjustable Fuel Pressure Regulator
Regular price $141.55 USDSale price $141.55 USD Regular priceUnit price / per -
S&B Filters Cleaning Kit For Precision II Cleaning and Oil Kit Blue Oil Oiled 88-0009
Regular price $29.95 USDSale price $29.95 USD Regular priceUnit price / per -
Fleece Performance 6 Inch 45 Degree Hood Stack Cover FPE-HSC-6-45
Regular price $41.99 USDSale price $41.99 USD Regular priceUnit price / per -
Fleece Performance 3/8 Inch Black Anodized Aluminum Y Barbed Fitting (For -6 Pushlock Hose) FPE-FIT-Y06-BLK
Regular price $23.99 USDSale price $23.99 USD Regular priceUnit price / per -
Fleece Performance 24 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-24
Regular price $76.00 USDSale price $76.00 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Black Anodized Aluminum Y Barbed Fitting (For -8 Pushlock Hose) FPE-FIT-Y08-BLK
Regular price $24.99 USDSale price $24.99 USD Regular priceUnit price / per -
Fleece Performance '-8 to 3/4 Inch-16 Straight Male Black w/ O-Ring FPE-APT-34-08
Regular price $10.99 USDSale price $10.99 USD Regular priceUnit price / per -
Fleece Performance Replacement Fuel Injector Connector With Pigtail for L5P Duramax - 8 pack FPE-HAR-L5P-INJ-PT-8P
Regular price $299.99 USDSale price $299.99 USD Regular priceUnit price / per -
Fleece Performance Replacement Fuel Injector Connector With Pigtail for L5P Duramax - 4 pack FPE-HAR-L5P-INJ-PT-4P
Regular price $179.99 USDSale price $179.99 USD Regular priceUnit price / per -
S&B Filters MAP Sensor Spacer Kit For 17-20 Silverado/Sierra V8 6.6L L5P Duramax 82-1000
Regular price $69.00 USDSale price $69.00 USD Regular priceUnit price / per -
Fleece Performance Donaldson P553203 Case of 12 Fuel Filters for Fleece L5P Duramax Fuel Filter Kits and 1998.5-2018 Dodge Ram Cummins Auxiliary Fuel Filter Kits FPE-DON-P553203-12
Regular price $279.99 USDSale price $279.99 USD Regular priceUnit price / per -
S&B Filters Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable 75-5136D
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
S&B Filters Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Cotton Cleanable 75-5136
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Suncoast ALLISON 10L1000 STEEL MODULE
Regular price $675.00 USDSale price $675.00 USD Regular priceUnit price / per -
Suncoast ALLISON 10L1000 FRICTION MODULE
Regular price $699.00 USDSale price $699.00 USD Regular priceUnit price / per -
Suncoast 10L1000 10 SPEED TRANSMISSION F CLUTCH DRUM
Regular price $755.00 USDSale price $755.00 USD Regular priceUnit price / per -
Suncoast Allison 10 Speed GM 10L1000 Deep Pan (CAST FINISH)
Regular price $505.00 USDSale price $505.00 USD Regular priceUnit price / per -
SunCoast 10L1000 "F" GPZ Clutch Pack (Stock Count)
Regular price $319.00 USDSale price $319.00 USD Regular priceUnit price / per -
SunCoast 10L1000 "E" GPZ Clutch Pack (Stock Count)
Regular price $279.00 USDSale price $279.00 USD Regular priceUnit price / per -
SunCoast 10L1000 "D" GPZ Clutch Pack (Stock Count)
Regular price $229.00 USDSale price $229.00 USD Regular priceUnit price / per -
SunCoast 10L1000 "C" GPZ Clutch Pack (Stock Count)
Regular price $265.00 USDSale price $265.00 USD Regular priceUnit price / per -
SunCoast 10L1000 "A" GPZ Clutch Pack (Stock Count)
Regular price $270.00 USDSale price $270.00 USD Regular priceUnit price / per
2020-2024 6.6L Duramax Performance Parts and Accessories
Maximize the potential of your 2020-2024 GMC and Chevy trucks with premium performance parts for the 6.6L L5P Duramax engine. Our extensive selection includes parts designed to boost power, enhance fuel efficiency, and improve durability. Whether you're towing heavy loads, off-roading, or seeking everyday performance gains, our parts deliver exceptional performance and reliability.
Popular Categories:
- Engine & Performance: Upgrades for turbochargers, air intake systems, and fuel systems.
- Drivetrain & Chassis: Improve your truck’s stability with suspension, brakes, and drivetrain parts.
- Exterior Parts & Accessories: Enhance your truck's look with custom grilles, bumpers, and more.
- Lighting & Accessories: Improve visibility with LED lights, light bars, and more.
- Fluids & Filters: Maintain optimal performance with premium fluids and filters.





















