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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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Regular price $35.99
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Replacement engine starter connector with 6" pigtail for use on the 2003-2018 Cummins. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to en...
Regular price $46.99
Sale price $46.99
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Our Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo vane position sensor that is used on 2006 and up Garrett turbochargers. Produced in-house, our man...
Regular price $45.99
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Our replacement fan extension harness for the 2017-2019 L5P 6.6L Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan and clutch assembly.  This harnes...
Regular price $29.99
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Replacement connector with 6" pigtail for use on MY 2001, 5.9L VP Cummins engine. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure ...
Regular price $14.99
Sale price $14.99
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Replacement connector with 6" pigtail for use in multiple locations on the Duramax and Powerstroke engines. Produced in-house, our manufacturing process includes fully automated wire cutting and te...
Regular price $2,549.00
Sale price $2,549.00
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The PowerFlo 1000 high performance 12mm stroker CP3 pump for the 2003-2007 5.9L Cummins is capable of supporting up to 1,000+ RWHP!   FEATURES Full fuel delivery to 6,000+ RPM. New OEM u...