Collection:
Fleece Performance Brand
460 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.
Fleece | 1994-2018 Dodge Ram 5.9L / 6.7L Cummins Coolant Bypass Service Kit
Regular price
$37.92
Sale price
$37.92
Regular price
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/per
Complete kit to service your Fleece Performance Coolant Bypass - Includes all O-rings, fasteners, and a new thermostat.
** Two thermostats are included to service all production years, you will on...
Fleece | 2017-2024 Ford 6.7L Power Stroke Under Bed Fuel Filter Assembly
Regular price
$379.00
Sale price
$379.00
Regular price
Unit price
/per
Ready to upgrade your factory under bed fuel filtration on your 2017 – 2024 Ford 6.7L Power Stroke? The latest OEM+ solution from Fleece Performance is a true “drop-in” upgrade to the furnace sty...
Fleece | 1999-2007 Ford 6.0L / 7.3L Power Stroke (Short Bed) SureFlo Performance Sending Unit
Regular price
$379.00
Sale price
$379.00
Regular price
Unit price
/per
The SureFlo Performance Sending unit from Fleece Performance is a drop-in replacement for the 1999-2007 Ford 7.3L / 6.0L Power Stroke trucks needing to repair a malfunctioning fuel level sender o...
Fleece Performance | Fuel Temperature Sensor Mounting Block For LML Duramax CP3 Conversions
Regular price
$36.22
Sale price
$36.22
Regular price
Unit price
/per
Our fuel temperature sensor mounting block provides an alternative method to mount and secure the return fuel temperature sensor when performing a CP3 conversion on the LML Duramax.
Fleece | 1998.5-2007 / 2013-2018 Dodge Ram 5.9L / 6.7L Cummins Replacement Thermostat Housing With Auxiliary Port
Regular price
$129.99
Sale price
$129.99
Regular price
Unit price
/per
The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 1998.5-2007 RAM with 5.9L Cummins and 2013-2018 RAM with 6.7L Cummins. The ...
Fleece | 2019-2024 Dodge Ram 2500 / 3500 6.7L Cummins Coolant Bypass Kit - Black
Regular price
$379.99
Sale price
$379.99
Regular price
Unit price
/per
Just in time for Summer! Our all-new Fleece Performance coolant bypass for the RAM with 6.7L Cummins! Our patent pending design seamlessly integrates with your truck for an OE fit-and-finish.
FEAT...
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