FMF PowerBomb Header 040021 FMFH426H cam sprocket Graves Motorsports Yamaha YZ450F Supermoto

Graves Motorsports Yamaha YZ450F Supermoto Oil + Air Separator Kit

POLISPORT Radiator Cover - OEM Green - KX 125/250 8429100007

Graves Motorsports Supermoto Carburetor Catch Tank

softer tracks where acceleration out of corners is key

FMF PowerBomb Header 040021 FMFH426H cam sprocket Graves Motorsports Yamaha YZ450F SupermotoUtilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre muffler" helping to lower the decibel output The expansion and contraction of exhaust sonics through the system causes increased flow Not for use with stock muffler.