Fleece Performance Brand

410 products
Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products. With a reputation for innovation, quality, and service, our products push the limits of diesel performance technology. Products such as the Cheetah line of Turbochargers, the TapShifter, and the TurboBrake have established Fleece Performance as an industry innovator.
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Fleece | 2001-2019 GM 2500 / 3500 Allison LCT / GM 4T65-E Internal Harness Connector & Seal - 7 Pack Fleece | 2001-2019 GM 2500 / 3500 Allison LCT / GM 4T65-E Internal Harness Connector & Seal - 7 Pack
$139.99
$139.99
Get rid of oil leaks from the harness connector with our replacement internal wiring harness seal for the Allison LCT and GM 4T65-E. This 20-way pin seal is a direct replacement for the hard to fin...
Fleece Performance | 2001-2016 GM 2500 / 3500 Fuel Primer Bulb Sealing Kit Fleece | 2001-2016 GM 2500 / 3500 Fuel Primer Bulb Sealing Kit
$37.95
$37.95
If you’re running an aftermarket positive displacement lift pump like our PowerFlo on your Duramax our fuel primer bulb sealing kit will allow you to eliminate the leak prone primer bulb from your...
Fleece Performance | 2001-2004 GM 2500 / 3500 Duramax LB7 Outer Injector Connector Pigtail
$29.99
$29.99
Replacement connector with 6" pigtail for use on the 6.6L Duramax engine and other vehicle applications. Produced in-house, our manufacturing process includes fully automated wire cutting and termi...
Fleece Performance | 2013-2022 Dodge Ram 2500 / 3500 6.7 Cummins Cooling Fan Pigtail
$59.99
$59.99
Replacement connectors with 6" pigtail for use on the Cummins engine, this kit includes BOTH sides of the connector with flying leads to allow you to repair both sides when damaged by a broken serp...
Fleece Performance | Universal MAP Sensor & Airbox Control Valve Pigtail
$28.99
$28.99
Replacement connector with 6" pigtail for use on both L5P Duramax and 2013-2018 Cummins equipped RAM trucks. Produced in-house, our manufacturing process includes fully automated wire cutting and t...
Fleece Performance | 2007.5-2018 Dodge Ram 2500 / 3500 6.7 Cummins MAF Sensor Pigtail
$29.99
$29.99
Replacement connector with 6" pigtail for use on the 6.7L Cummins enigines and HE400VG/HE451VE turbochargers. Produced in-house, our manufacturing process includes fully automated wire cutting and ...