Collection: Fleece Performance Engineering
Fleece Performance – Premium Diesel Performance Parts & Upgrades
Fleece Performance is a pioneer in the diesel performance industry, offering high-quality, innovative parts designed to enhance power, efficiency, and reliability. Whether you own a Cummins, Duramax, or Power Stroke engine, our products are engineered to deliver superior performance, meeting the...
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Fleece Performance 03-18 Cummins CP3 Nut Cover FPE-CUMM-CP3-CVR
Regular price $64.82 USDSale price $64.82 USD Regular priceUnit price / per -
Fleece Performance Fleece Performance Cummins Front Gear Housing Dowels FPE-CUMM-FGHD-KIT
Regular price $19.94 USDSale price $19.94 USD Regular priceUnit price / per -
Fleece Performance Stainless Steel Fuel Supply Tube Nuts for 5.9/6.7L Cummins FPE-CUMM-SSFTN
Regular price $89.99 USDSale price $89.99 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 2010-2018 4th Gen Dodge/Cummins Fuel Filter Delete FPE-FFD-RO-4G
Regular price $62.95 USDSale price $62.95 USD Regular priceUnit price / per -
Fleece Performance Fuel Filter Delete 2019-Present 5th Gen Dodge Ram with Cummins FPE-FFD-RO-5G
Regular price $64.95 USDSale price $64.95 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 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 Intake Air Temperature Sensor Extension Harness for 13-18 Dodge Ram 6.7L Cummins Fleece FPE-HAR-67-IAT-EXT
Regular price $29.99 USDSale price $29.99 USD Regular priceUnit price / per -
Fleece Performance Cummins EGR Valve Pigtail FPE-HAR-CUMM-EGR-PT
Regular price $39.99 USDSale price $39.99 USD Regular priceUnit price / per -
Fleece Performance Fuel Heater Connector and 6 Inch Pigtail for RAM Cummins 5.9/6.7L FPE-HAR-CUMM-FH-PT
Regular price $17.99 USDSale price $17.99 USD Regular priceUnit price / per -
Fleece Performance Duramax MAP/BARO Sensor Pigtail 01-07 FPE-HAR-DMAX-MAP-0107
Regular price $27.99 USDSale price $27.99 USD Regular priceUnit price / per -
Fleece Performance Duramax Vane Position Sensor Pigtail LLY FPE-HAR-DMAX-VPS-0405
Regular price $29.99 USDSale price $29.99 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 -
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 -
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 Cummins Multiuse Sensor Pigtail 4 1995-2020 Dodge 2500/3500 FPE-HAR-MU-PT-4
Regular price $29.99 USDSale price $29.99 USD Regular priceUnit price / per -
Fleece Performance Replacement CP3 feed hose for LML CP3 Conversion Kit FPE-LML-HS-FEED
Regular price $19.99 USDSale price $19.99 USD Regular priceUnit price / per -
Fleece Performance Dosing Injector Fuel Line Disconnect Tool for 11-16 Duramax FPE-LML-QCDT
Regular price $16.79 USDSale price $16.79 USD Regular priceUnit price / per -
Fleece Performance Resonator Delete Plate Duramax LML 6061 Aluminum FPE-LML-RES
Regular price $39.99 USDSale price $39.99 USD Regular priceUnit price / per -
Fleece Performance 3/8 Inch Quick Connect to -8AN Male Adapter for OEM Dodge Ram Cummins Sending Unit FPE-QUCON-OE-38
Regular price $17.99 USDSale price $17.99 USD Regular priceUnit price / per -
Fleece Performance 2004.5-2010 Duramax Billet Turbo Resonator Delete Plug LLY/LBZ/LMM FPE-RES-04.5-10
Regular price $23.80 USDSale price $23.80 USD Regular priceUnit price / per -
Fleece Performance Replacement CP3 Return Hose for LML CP3 Conversion Kit FPE-LML-HS-RTRN
Regular price $19.99 USDSale price $19.99 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 -
Fleece Performance Stainless Steel Turbo Stud Kit for S-300/S-400 FPE-34856
Regular price $49.95 USDSale price $49.95 USD Regular priceUnit price / per -
Fleece Performance Cummins Dual Pump Controller FPE-CDPC
Regular price $179.00 USDSale price $179.00 USD Regular priceUnit price / per -
Fleece Performance Cummins Turbo Drain Tube Kit For 2nd Gen Swaps FPE-CTDT-KIT
Regular price $99.95 USDSale price $99.95 USD Regular priceUnit price / per -
Fleece Performance Straight Cut Stack Cover 5 inch FPE-STK-CVR-5-S
Regular price $43.99 USDSale price $43.99 USD Regular priceUnit price / per
Unleash the Power of Diesel Trucks with Fleece Performance Engineering!
Discover the pinnacle of diesel performance with Fleece Performance Engineering's cutting-edge parts. Experience unrivaled power, efficiency, and excellence as you take your truck to new heights of performance. Our precision-engineered products ensure seamless integration, making every ride a seamless joy. Say goodbye to average and embrace extraordinary acceleration, towing prowess, and fuel efficiency.
Join the league of truck owners who dominate the road and conquer tough terrains effortlessly. Fueled by our commitment to excellence and innovation, Fleece Performance Engineering offers you a lasting partnership for all your diesel needs.
Upgrade your diesel truck today and embrace a new era of diesel dominance. Order your Fleece Performance Engineering products now and unleash the true potential of your truck!






















