FMF Powerbomb YZ450F 04-08, WR450R 03-06, YFZ450 04-09

Utilize FMF's patented module precisely located at the initial stage of the header for specific applications
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
Available in stainless steel for strength combined with light weight

FMF044033