
Collection: Fleece Performance Engineering
Tameless Performance proudly offers a full range of Fleece Performance Engineering products designed to enhance the performance, efficiency, and reliability of your diesel engine. Known for their innovative and high-quality solutions, Fleece Performance Engineering specializes in turbochargers, fuel systems, and engine components tailored for Cummins, Duramax, and Powerstroke platforms. Whether you’re looking to boost horsepower, improve fuel economy, or upgrade critical components, Fleece Performance products deliver results you can trust.
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Fleece Performance FPE-CUMM-59E-LB-HD 2003-2004 Freedom Street HD Series 5.9L Cummins Common Rail Long Block
Regular price $15,499.00 USDSale price $15,499.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-59E-LB 2003-2004 Freedom Street Series 5.9L Cummins Common Rail Long Block
Regular price $10,499.95 USDSale price $10,499.95 USD Regular priceUnit price / per -
Fleece Performance FPE-SF-FMC-9907-LB SureFlo Performance Sending Unit for 1999-2007 Ford Powerstroke (Long Bed)
Regular price $359.00 USDSale price $359.00 USD Regular priceUnit price / per -
Fleece Performance FPE-SF-FMC-9907-SB SureFlo Performance Sending Unit for 1999-2007 Ford Powerstroke (Short Bed)
Regular price $359.00 USDSale price $359.00 USD Regular priceUnit price / per -
Fleece Performance Replacement Billet Aluminum CCV Tube Coupler for 2019-2024 Ram FPE-CUMM-CCV-19
Regular price $29.99 USDSale price $29.99 USD Regular priceUnit price / per -
Fleece Performance Alternator Pigtail for 2007-2022 RAM with Cummins FPE-HAR-CUMM-ALT-0722
Regular price $20.99 USDSale price $20.99 USD Regular priceUnit price / per -
Fleece Performance Cooling Fan Pigtail for Ford Powerstroke (2020+) FPE-HAR-FMC-FAN-20-PT
Regular price $39.99 USDSale price $39.99 USD Regular priceUnit price / per -
Fleece Performance Camshaft Position Sensor Pigtail for 2003-2010 Ford 6.0/6.4 Powerstroke FPE-HAR-FMC-CAM-0310
Regular price $37.99 USDSale price $37.99 USD Regular priceUnit price / per -
Fleece Performance Cummins Valve Cover Conversion Harness (2006+ to 03-05) FPE-HAR-CUMM-VC-ADPT-LATE
Regular price $139.99 USDSale price $139.99 USD Regular priceUnit price / per -
Fleece Performance Cummins Valve Cover Conversion Harness (03-05 to 2006+) FPE-HAR-CUMM-VC-ADPT-EARLY
Regular price $139.99 USDSale price $139.99 USD Regular priceUnit price / per -
Fleece Performance Turbocharger Installation Kit for 1994-2002 Cummins HX35 Turbochargers FPE-CUMM-HX35-INST-KIT-9402
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per -
Fleece Performance Turbocharger Installation Kit for 2003-2007 5.9L Cummins CW Turbochargers FPE-CUMM-CW-INST-KIT-0307
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per -
Fleece Performance Turbocharger Installation Kit for 2019-2024 6.7L Cummins VGT Turbochargers FPE-CUMM-VGT-INST-KIT-19
Regular price $79.99 USDSale price $79.99 USD Regular priceUnit price / per -
Fleece Performance Neutral Safety Switch Connector Pigtail FPE-HAR-CUMM-NSS-PT
Regular price $39.99 USDSale price $39.99 USD Regular priceUnit price / per -
Fleece Performance Fleece Performance Fuel Rail Pressure Harness for LML 6.6L Duramax FPE-HAR-DMAX-LML-RP
Regular price $69.99 USDSale price $69.99 USD Regular priceUnit price / per -
Fleece Performance Charging Circuit Harness for 2011-2016 Ford 6.7L Power Stroke FPE-HAR-FMC-CCH-1116
Regular price $125.99 USDSale price $125.99 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-67L-LB-HD Freedom Street HD Series 6.7L Cummins Long Block for 2013-2018
Regular price $15,499.00 USDSale price $15,499.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-59L-LB-HD Freedom Street HD Series Long Block for 2004.5-2007 5.9L Cummins Common Rail
Regular price $15,500.00 USDSale price $15,500.00 USD Regular priceUnit price / per -
Fleece Performance 2007.5-2012 Exhaust Back Pressure Relocation Kit for 6.7 Cummins FPE-CUMM-EBP-KIT-0712
Regular price $114.99 USDSale price $114.99 USD Regular priceUnit price / per -
Fleece Performance HP Fuel Line Adaptation Kit - 5.9L to 6.7L Cummins CP3 FPE-CUMM-CP3-FL-ADPT-KIT
Regular price $119.99 USDSale price $119.99 USD Regular priceUnit price / per -
Fleece Performance 3/8 Inch Billet Aluminum Universal Block Off Plug FPE-34070
Regular price $6.47 USDSale price $6.47 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Billet Aluminum Universal Block Off Plug FPE-34071
Regular price $7.42 USDSale price $7.42 USD Regular priceUnit price / per -
Fleece Performance 7/8 Inch Billet Aluminum Universal Block Off Plug FPE-34113
Regular price $9.32 USDSale price $9.32 USD Regular priceUnit price / per -
Fleece Performance Universal Turbo Drain Nipple with Integrated O-Ring Seal 7/8 Inch Hose FPE-34131
Regular price $24.00 USDSale price $24.00 USD Regular priceUnit price / per -
Fleece Performance Air Filter For 2nd Gen Kit FPE-34133
Regular price $74.99 USDSale price $74.99 USD Regular priceUnit price / per -
Fleece Performance 5/8 Inch Billet Aluminum Universal Block Off Plug FPE-34139
Regular price $8.37 USDSale price $8.37 USD Regular priceUnit price / per -
Fleece Performance 6.7L Rail Sensor Block Bracket For Dual Pump Kit FPE-34183
Regular price $25.94 USDSale price $25.94 USD Regular priceUnit price / per -
Fleece Performance 10 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-10
Regular price $48.00 USDSale price $48.00 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!