Fluidampr Harmonic Balancer 2020+ GM / Chevy Duramax L5P

- Broad RPM range protection

- Reduce risk of crankshaft failure

- Reduce wear on critical engine parts

- Unleash lost torque & horsepower

- Removable hard coat anodized aluminum fan pulley

- SFI 18.1 spec. Race proven for over 35 years.

- Made in USA.