POWERBOMB MOTO SS YZ450F HEADER 03-05 fitment_Polaris-UTV_RZR_2015 Too much belt to sheave

Too much belt to sheave clearance will cause poor clutch performance

Control Airflow with BreezeRite Vents

Our combination of long wrenches

so you can see where you can improve and shave off a few seconds

unlike stock components

POWERBOMB MOTO SS YZ450F HEADER 03-05 fitment_Polaris-UTV_RZR_2015 Too much belt to sheaveThe FMF Power Bomb is a four stroke header pipe unit that has a unique bulge precisely located in the header system. A "pre muffler" of sorts, the Power Bomb actually lowers sound output because it creates more surface area to absorb the sound medium (exhaust). The surface area of the perforated core lets the sound exit into the absorbing material (steel wool packing) and then allows the air to expand, cool and ramp back up with the higher pressure