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Maximum ventilation
Operating Temp -22F to +158F/-30C to +70C
Visor and shield integration enables the shield in the raised position
Improved drive through the whoops
the Terminal Tool allows easy wire removal from terminal blocks and connectors
FMF Powerbomb Stainless Steel Header Yamaha WR450F YZ450F ('07-15) | 044225 Cooling Systems Maximum ventilationFitment: YAMAHA WR450F (07 15) YAMAHA YZ450F (07 09) The redesigned PowerBomb is a four stroke header that incorporates FMFs patented PowerBomb module at a precise location in the initial stage of the header. By positioning this Bomb at a key point in the system, increased performance and flow is achieved through the expansion and contraction of exhaust sonics through the system. Result is a flow increase of nearly 10%! The outer chamber in the
