Fluidampr Harmonic Balancer GM-Chevy - 2017-2019 - 6.6L Duramax L5P

- Broad RPM range protection.

- Reduce risk of crankshaft failure.

- Reduce wear on critical engine parts.

- Unleash lost torque & horsepower.

- Pre-drilled 3/8-24 holes on 3.2" bolt circle for custom drive mandrels.

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

- Made in USA.