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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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Fleece | 2006-2010 GM Duramax 6.6 LLY / LBZ / LMM Allison Transmission Cooler Lines Fleece | 2006-2010 GM Duramax 6.6 LLY / LBZ / LMM Allison Transmission Cooler Lines
$269.00
$269.00
Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LBZ or LMM tru...
Fleece | 2001-2010 GM Duramax 6.6L Duramax Turbo Thermostat Delete Plug
$37.95
$37.95
The Fleece Performance Duramax Turbo Thermostat Delete Plug is designed to eliminate the stock coolant feed line when installing a non-water cooled turbocharger on your Duramax. It provides clearan...
Fleece | 2001-2011 GM Duramax 6.6L 2500 / 3500 HD Pickup Tie Rod Reinforcement Sleeves
$79.99
$79.99
Fleece Performance Tie Rod Sleeves are a must for any 99+ GM 2500-3500HD pickup that utilizes four-wheel drive. These support sleeves keep the weak factory tie rods from bending under the added str...
Fleece | 2001-2010 GM Duramax 6.6L LB7 / LLY / LBZ / LMM Front TufShafts Fleece | 2001-2010 GM Duramax 6.6L LB7 / LLY / LBZ / LMM Front TufShafts
$945.00
$945.00
TufShafts are a direct replacement upgrade shafts for any 2001-2010 GM 2500-3500 with a 9.25? AAM front axle. They are designed to eliminate the stock passenger side split axle shaft that is prone ...
Fleece | 2003-2005 GM Duramax 6.6L LB7 / LLY GM / Allison Tapshifter Fleece | 2003-2005 GM Duramax 6.6L LB7 / LLY GM / Allison Tapshifter
$399.00
$399.00
The Fleece Performance TapShifter allows you to shift your 2003-2005 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily d...
Fleece | Stack Cover - 5 Inch - Straight Cut
$43.99
$43.99
Straight Cut Fleece Performance Stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.