2003-2018 Cummins 5.9L/6.7L Fluidampr Competition Series Harmonic Damper (980301) universal **We Highly Recommend adding these

**We Highly Recommend adding these products for best results:**

Coolant line & Filter

7L Cummins performance engine builds above 700 hp and 1

7L Stage 3 188/220 Hot Street/Strip Cast Camshaft (07-c-188/220)

2003-2018 Cummins 5.9L/6.7L Fluidampr Competition Series Harmonic Damper (980301) universal **We Highly Recommend adding theseUsing only three parts (a laser welded sealed housing, an internal inertia ring, and highly viscous silicone fluid between the two), SFI approved Fluidampr harmonic dampers can control all crankshaft vibration not just a limited frequency range. As a result, you get reduced wear on the main bearings and timing gear, more stable valvetrain operation, and less chance of crank failure.