Fleece Performance Products

The right combination of diesel parts and accessories can get your big diesel truck massive amounts of horsepower and torque, and our good friends over at Fleece have just about whatever you need to get your diesel truck of choice huge power gains over stock. Fleece offers fuel upgrades, turbo system upgrades, intake upgrades, and just about whatever other diesel power-adder you have in mind for your aggressive truck. Fleece has Duramax upgrades, Cummins upgrades, and Powerstroke upgrades available that will give your tough diesel truck of choice huge power, torque, and throttle response gains in practically no time at all. Fleece offers so many diesel power upgrades that they're your one-stop shop for performance.