04-08 CRF450R/05-09,12-17 450X P-BOMB SS
- Utilize 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
- Not for use with stock muffler.
- The expansion and contraction of exhaust sonics through the system causes increased flow
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