Fluidampr GM Duramax 8-3/8 6.6L Harmonic Damper - SFI Racing Suit Jacket Sleeving is resistant to gasoline

Sleeving is resistant to gasoline and many other chemicals

Dirt Solution

Unique One-Piece Housing: The smooth one-piece sealed housing

Fits Most B & M Shifters

Dodge Cummins / GM Duramax

Fluidampr GM Duramax 8-3/8 6.6L Harmonic Damper - SFI Racing Suit Jacket Sleeving is resistant to gasolineSerious power requires a serious damper. Protect your truck's engine with the technology preferred by heavy duty diesel OEMs. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Competition built precision CNC machined and balanced high grade steel components. Corrosion resistant black