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 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 -
Fleece Performance 12 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-12
Regular price $52.00 USDSale price $52.00 USD Regular priceUnit price / per -
Fleece Performance 13 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-13
Regular price $54.00 USDSale price $54.00 USD Regular priceUnit price / per -
Fleece Performance 14 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-14
Regular price $56.00 USDSale price $56.00 USD Regular priceUnit price / per -
Fleece Performance 21 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-21
Regular price $70.00 USDSale price $70.00 USD Regular priceUnit price / per -
Fleece Performance 22 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-22
Regular price $72.00 USDSale price $72.00 USD Regular priceUnit price / per -
Fleece Performance 23 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-23
Regular price $74.00 USDSale price $74.00 USD Regular priceUnit price / per -
Fleece Performance 7 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-7
Regular price $44.10 USDSale price $44.10 USD Regular priceUnit price / per -
Fleece Performance 8 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-8
Regular price $46.20 USDSale price $46.20 USD Regular priceUnit price / per -
Fleece Performance 9 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-9
Regular price $48.30 USDSale price $48.30 USD Regular priceUnit price / per -
Fleece Performance FPE-34561 PowerFlo® Lift Pump for 2010 Dodge Ram Cummins
Regular price $769.00 USDSale price $769.00 USD Regular priceUnit price / per -
Fleece Performance M22x1.5 to -10AN Male/Male Aluminum FPE-34578-A
Regular price $13.99 USDSale price $13.99 USD Regular priceUnit price / per -
Fleece Performance 2003-2018 Upper Fan Idler for use with Electric Water Pumps Black Finish FPE-34658-BLK
Regular price $95.99 USDSale price $95.99 USD Regular priceUnit price / per -
Fleece Performance 2003-2018 Upper Fan Idler for use with Electric Water Pumps Black Finish Contract Cut FPE-34658-BLK-SPK
Regular price $113.99 USDSale price $113.99 USD Regular priceUnit price / per -
Fleece Performance 2013-2018 Cummins Fan Drive Pulley Bare Aluminum Finish Fleece FPE-34659-AL
Regular price $85.49 USDSale price $85.49 USD Regular priceUnit price / per -
Fleece Performance Billet Aluminum Fan Drive Pulley Black Anodized Finish FPE-34659-BLK
Regular price $91.19 USDSale price $91.19 USD Regular priceUnit price / per -
Fleece Performance 2003-2012 Cummins Fan Drive Pulley Black Finish FPE-34660-BLK
Regular price $91.19 USDSale price $91.19 USD Regular priceUnit price / per -
Fleece Performance Fleece Performance Exhaust Manifold Stud Kit - 7mm External Hex Head FPE-34771
Regular price $229.99 USDSale price $229.99 USD Regular priceUnit price / per -
Fleece Performance Fleece Performance Exhaust Manifold Stud Kit - 4mm Allen Socket Head FPE-34772
Regular price $229.99 USDSale price $229.99 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 1/2 Inch NPT to -10AN Male FPE-34874-A
Regular price $10.95 USDSale price $10.95 USD Regular priceUnit price / per -
Fleece Performance FPE-61-10001-D-CL Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Driver Side)
Regular price $1,199.00 USDSale price $1,199.00 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!



























