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...
-
Fleece Performance FPE-CLNTBYPS-CUMMINS-0607-SS Coolant Bypass Kit for 2006-2007 Cummins 5.9L Automatic Transmission
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-12V-SS Coolant Bypass Kit for 5.9L 12V Cummins (1994-1998)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-DMAX-CBOP 6.6L Duramax Billet Coolant Block Off Plate (2001-2023)
Regular price $55.00 USDSale price $55.00 USD Regular priceUnit price / per -
Fleece Performance FPE-34611 LB7 Duramax Injection Lines Complete Set (8)
Regular price $379.05 USDSale price $379.05 USD Regular priceUnit price / per -
Fleece Performance FPE-34211-RED-SPK Spoke Design Cummins Dual Pump Pulley (Red)
Regular price $219.00 USDSale price $219.00 USD Regular priceUnit price / per -
Fleece Performance FPE-34610-PC 5.9L Dual Pump Bracket and Mounting Hardware for 2003-2007 Cummins
Regular price $94.99 USDSale price $94.99 USD Regular priceUnit price / per -
Fleece Performance FPE-BRAB-C1 Billet Rocker Arm Bridges for 1998.5+ 24V 5.9L/6.7L Cummins
Regular price $467.43 USDSale price $467.43 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-3G Fuel Distribution Block for 2003-2007 3rd Gen Dodge Cummins
Regular price $166.66 USDSale price $166.66 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-HF-KIT-3G Cummins Fuel Distribution Block Hose and Fitting Kit for 2003-2007 5.9L Cummins
Regular price $160.95 USDSale price $160.95 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RO-3G-67 Fuel Filter Delete for 2007.5-2009 3rd Gen Dodge Cummins
Regular price $79.25 USDSale price $79.25 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-HF-KIT-3G-67 Cummins Fuel Distribution Block Hose and Fitting Kit for 2007.5-2009 6.7L Cummins
Regular price $160.95 USDSale price $160.95 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-4G Fuel Distribution Block for 2010-2018 4th Gen Dodge Cummins
Regular price $166.66 USDSale price $166.66 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-HF-KIT-4G Fuel Distribution Block Hose and Fitting Kit for 2010-2018 6.7L Dodge Cummins
Regular price $160.95 USDSale price $160.95 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3K-5.9 CP3K for 5.9L Cummins
Regular price $1,449.00 USDSale price $1,449.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3-10MM-5.9 PowerFlo® 750 CP3 for 5.9L Cummins
Regular price $2,049.00 USDSale price $2,049.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3K-6.7 CP3K for 6.7L Cummins
Regular price $1,399.00 USDSale price $1,399.00 USD Regular priceUnit price / per -
Fleece Performance FPE-34196 Dual Pump Kit Junction Block with Rail Sensor Port for 6.7L Cummins
Regular price $122.55 USDSale price $122.55 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3-10MM-6.7 PowerFlo® 750 CP3 for 6.7L Cummins
Regular price $1,999.00 USDSale price $1,999.00 USD Regular priceUnit price / per -
Fleece Performance FPE-LB7-63 Cheetah® Turbocharger for 2001-2004 LB7 Duramax
Regular price $1,999.00 USDSale price $1,999.00 USD Regular priceUnit price / per -
Fleece Performance FPE-TL-LBZ-LMM Allison Transmission Cooler Lines for 2006-2010 (LBZ-LMM)
Regular price $269.00 USDSale price $269.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-0305-SS Coolant Bypass Kit for 2003-2005 Cummins (Automatic Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-0305 Coolant Bypass Kit for 2003-2005 Cummins (Automatic Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-MAN-SS Coolant Bypass Kit for 2003-2007 Cummins (Manual Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-MAN Coolant Bypass Kit for 2003-2007 Cummins (Manual Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-0607 Coolant Bypass Kit for 2006-2007 Cummins (Automatic Transmission)
Regular price $397.95 USDSale price $397.95 USD Regular priceUnit price / per -
Fleece Performance FPE-TURBO-INST-KIT-CUMM59 Cummins S300-S400 Turbo Installation Kit (5.9L)
Regular price $180.00 USDSale price $180.00 USD Regular priceUnit price / per -
Fleece Performance FPE-TURBO-INST-KIT-CUMM67 Cummins S300-S400 Turbo Installation Kit (6.7L)
Regular price $219.45 USDSale price $219.45 USD Regular priceUnit price / per -
Fleece Performance FPE-DMAX-CP3K Duramax CP3K
Regular price $1,349.00 USDSale price $1,349.00 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!























