Fleece Performance

The 63mm FMW Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 2011-2016 Duramax diesels. It comes with a Fleece Performance Engineered 63mm FMW compressor wheel and high flow Cheetah turbine wheel. This drop-in replacement turbo is guaranteed to enhance your driving experience....

Want to get rid of that big ugly resonator under the hood of your LML? This billet aluminum plate, anodized in black with "Fleece" engraved across the top will take its place and give your truck some personality. Our resonator delete plate is designed...

Make installation and removal of the dosing injector fuel line on 2011-2016 LML Duramax engines a breeze with our fuel line disconnect tool.  This Part Fits: Year Make Model Submodel 2015-2016 Chevrolet Silverado 2500 HD High Country 2011-2016 Chevrolet Silverado 2500 HD LT 2011-2016 Chevrolet...

Replacement CP3 fuel return hose for the Fleece Performance LML CP3 Conversion Kits. Fits all prior and current models.This Part Fits: Year Make Model Submodel 2015-2016 Chevrolet Silverado 2500 HD High Country 2011-2016 Chevrolet Silverado 2500 HD LT 2011-2016 Chevrolet Silverado 2500 HD LTZ...

Replacement CP3 fuel feed hose for the Fleece Performance LML CP3 Conversion Kits. Fits all prior and current models.This Part Fits: Year Make Model Submodel 2015-2016 Chevrolet Silverado 2500 HD High Country 2011-2016 Chevrolet Silverado 2500 HD LT 2011-2016 Chevrolet Silverado 2500 HD LTZ...

Convert your LML's fuel system from a CP4 to a CP3. Improve your LML Duramax's reliability and fueling capability with a CP3 conversion. Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax...

Convert your LML's fuel system from a CP4 to a CP3. Improve your LML Duramax's reliability and fueling capability with a CP3 conversion. Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax...

Improve your LML Duramax's reliability and fueling capability with a CP3 conversion. Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax platforms. Failures of the CP4 are extremely costly and require replacement...

Whether you're putting on an aftermarket turbo or deleting the EGR system on your LML, this coolant return plug will help you put the finishing touches on the job. The plug is made from high quality 6061 aluminum, anodized black, and laser etched with...

The Fleece Performance Intake Air Heater Delete is a simple way to remove the air intake heater on your 2001-2004 GM 6.6L Duramax. Complete with a pre-drilled and tapped ports for a boost gauge, nitrous, water methanol injection and other accessories. Increase Intake Air...

Wake up your 2001-2004 LB7 with the drop in replacement Fleece Performance LB7 Cheetah Turbocharger. Featuring a Fleece Performance custom 63mm billet compressor wheel and high flow Inconel turbine wheel, this turbo can power your truck all the way up to 625RWHP! 100% Drop...

Fleece Performance Cheetah turbochargers set the industry standard for power, quality, and reliability. Designed as a stock appearing, drop-in replacement turbocharger capable of much more! With our exclusive 63mm compressor wheel and Inconel turbine wheel technology, you’ll enjoy smooth throttle response, big top-end power,...

All new Fleece Performance MAP sensor spacer for the secondary MAP sensor on the 2024-2025 L5P 6.6L Duramax. Because of the direct placement of the MAP sensor into the intake air stream from the factory, soot buildup becomes an ongoing maintenance problem. This requires...

Fleece Performance MAP Sensor Spacer with Boost Reference Port for the L5P Duramax. Problem: Because of the direct placement of the MAP sensor into the intake air stream from the factory, soot buildup becomes an ongoing problem. This requires the sensor to be routinely...

Gain up to 10 additional RWHP with our cast aluminum high flow intake horn for the 2017-2019 L5P 6.6L Duramax! Our intake horn directly replaces the smaller (2.4" diameter) plastic molded stock intake runner with our larger (3.3" diameter) cast aluminum model. Kit Contents:...

The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock cartridge style filter to a spin-on canister style filter. The canister filter provides for increased filter capacity and longer change intervals as well as expands your filter...

The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock cartridge style filter to a spin-on canister style filter. The canister filter provides for increased filter capacity and longer change intervals as well as expands your filter...

Increase your LB7's potential with this simple but effective upgrade. Back-to-back dyno pulls showed an increase of 15hp with this Fleece Performance high flow LB7 intake horn – that's about the cheapest 15hp from a bolt on you'll find anywhere! Kit Includes: Cast aluminum...

Fleece Performance Cheetah Turbochargers set the industry standard for power, quality, and reliability. The Cheetah series does not require an expensive kit, just bolt it on and go. Designed as a stock appearing, drop in replacement turbo capable of much more!. With our exclusive...

Fleece Performance 7in Straight Cut Hood Stack Cover

Fleece Performance 7in 45 Degree Hood Stack Cover

Fleece Performance 6in Straight Cut Hood Stack Cover

Fleece Performance 6in 45 Degree Hood Stack Cover