Collection: 2017-2019 6.6L L5P Duramax
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Fleece Performance 18 Inch Rail Pressure Sensor Extension Harness FPE-HAR-RP-EXT
Regular price $43.04 USDSale price $43.04 USD Regular priceUnit price per -
Fleece Performance 19 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-19
Regular price $66.00 USDSale price $66.00 USD Regular priceUnit price per -
Fleece Performance 2 Setrab To -10AN Fittings Purchased W/Allison Transmission Cooler Lines FPE-TL-ST
Regular price $19.90 USDSale price $19.90 USD Regular priceUnit price per -
Fleece Performance 20 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-20
Regular price $68.00 USDSale price $68.00 USD Regular priceUnit price per -
Fleece Performance FPE-AN971-10DRD 10AN Aluminum Male Weld Bung – 5/8" Register, 7/8" OD
Regular price $8.35 USDSale price $8.35 USD Regular priceUnit price per -
Fleece Performance FPE-34805-A 10 AN to 7/8-14 Straight Male Adapter – Black (Without O-Ring)
Regular price $14.96 USDSale price $14.96 USD Regular priceUnit price per -
Fleece Performance FPE-34873-A 8 AN to 3/4-16 Straight Male Adapter – Black (Without O-Ring)
Regular price $14.96 USDSale price $14.96 USD Regular priceUnit price per -
Fleece Performance -10 90 Deg to Hose Barb Black FPE-PL-90-10
Regular price $14.99 USDSale price $14.99 USD Regular priceUnit price per -
Fleece Performance Replacement Sensor Connector With Pigtail for L5P Duramax and GM Vehicles (L5P Duramax Sensor Pigtail 1) FPE-HAR-MU-PT-1
Regular price $37.99 USDSale price $37.99 USD Regular priceUnit price per -
Fleece Performance Replacement Fuel Injector Connector With Pigtail for L5P Duramax FPE-HAR-L5P-INJ-PT
Regular price $59.99 USDSale price $59.99 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 MAP Sensor Spacer and Boost Reference Port for L5P Duramax FPE-L5P-MAP-SPR
Regular price $68.99 USDSale price $68.99 USD Regular priceUnit price per -
Fleece Performance MAP Sensor and Airbox Control Valve Pigtail FPE-HAR-MU-PT-7
Regular price $28.99 USDSale price $28.99 USD Regular priceUnit price per -
FASS XWS3002XL Extended Length Extreme Water Separator
Regular price $32.30 USDSale price $32.30 USD Regular priceUnit price per -
FASS TSC13290F240G Titanium Signature Series Diesel Fuel System 290F 240GPH Duramax 2017-2019
Regular price $899.00 USDSale price $899.00 USD Regular priceUnit price per -
FASS TSC13250F220G Titanium Signature Series Diesel Fuel System 250F 220GPH Duramax 2017-2019
Regular price $849.00 USDSale price $849.00 USD Regular priceUnit price per -
FASS TSC13180F140G Titanium Signature Series Diesel Fuel System 180F 140GPH 2017-2019
Regular price $799.00 USDSale price $799.00 USD Regular priceUnit price per -
FASS Titanium/Titanium Signature Series Dual Electric Heater Kit Splitter
Regular price $37.05 USDSale price $37.05 USD Regular priceUnit price per -
FASS TITANIUM SERIES OPTIONAL ELECTRIC DIESEL FUEL HEATER KIT
Regular price $160.55 USDSale price $160.55 USD Regular priceUnit price per -
FASS High Output Heater Disk
Regular price $160.55 USDSale price $160.55 USD Regular priceUnit price per -
FASS Fuel Systems Drop-In Series Diesel Fuel System 2017-2023 GM (DIFSL5P1001)
Regular price $479.00 USDSale price $479.00 USD Regular priceUnit price per -
Fleece Performance Duramax Fan Extension Harness (L5P) FPE-HAR-DMAX-FAN-L5P
Regular price $45.99 USDSale price $45.99 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 17-19 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable White 75-5144D
Regular price $349.00 USDSale price $349.00 USD Regular priceUnit price per -
S&B Filters Cold Air Intake For 17-19 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Cotton Cleanable Red 75-5144
Regular price $349.00 USDSale price $349.00 USD Regular priceUnit price per -
Fleece Performance All Lights On FPE-ALO
Regular price $21.95 USDSale price $21.95 USD Regular priceUnit price per
