2011+ Duramax LML Rear Engine Cover Coolant Return Plug. The plug is made from high quality 6061 aluminum, anodized black, and laser etched with the Fleece Performance "F".
It comes complete with a...
Want to get rid of that big ugly resonator under the hood of your LML? This billet aluminum plate, anodized in black with our "Fleece" logo engraved on the top will take its place and give your tru...
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 reliabl...
Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory...
