The Fluidampr externally balanced steel damper for 2017–2019 GM 6.6L Duramax L5P is a viscous harmonic balancer used to control torsional vibration across the entire rpm range. SFI 18.1 certified and made in the USA, it features CNC-machined components, black zinc finish and engraved timing mark. The damper is intended to reduce wear on engine parts and lower crank failure risk without maintenance.
Fluidampr 17-19 GM 6.6L Duramax Steel Externally Balanced Damper