FMF Powercore 4 Muffler 044228

The FMF Powercore 4 Muffler, part number 044228, is constructed with stainless steel and a lightweight alloy can. Its space-age internal packing is designed for maximum packing life, while the Hi-Flo modular end cap and Hi-Flo core technology support efficient exhaust flow.

Enhanced sonic evacuation provides higher flow and increased power. The muffler includes a removable spark arrestor and fits select Yamaha YZ250F, YZ450F and WR250F models from 2006 through 2009.

Compatible applications include the 2006–2009 Yamaha YZ250F, 2006–2009 Yamaha YZ450F, and 2007–2008 Yamaha WR250F.

Features:

• Construction: Stainless steel construction with a lightweight alloy can
• Internal Packing: Space-age internal packing designed for maximum packing life
• End Cap: Hi-Flo modular end cap
• Core Technology: Internal core shape uses Hi-Flo technology
• Exhaust Flow: Enhanced sonic evacuation provides higher flow and increased power
• Spark Arrestor: Includes a removable spark arrestor
• Fitment: Fits 2006–2009 Yamaha YZ250F and YZ450F models, plus 2007–2008 Yamaha WR250F models

Fitment:
Yamaha WR250F 2007
Yamaha WR250F 2008
Yamaha WR250F 2009
Yamaha WR250F 2010
Yamaha WR250F 2011
Yamaha WR250F 2012
Yamaha WR250F 2013
Yamaha WR450F 2007
Yamaha WR450F 2008
Yamaha WR450F 2009
Yamaha WR450F 2010
Yamaha WR450F 2011
Yamaha YZ250F 2006
Yamaha YZ250F 2007
Yamaha YZ250F 2008
Yamaha YZ250F 2009
Yamaha YZ450F 2006
Yamaha YZ450F 2007
Yamaha YZ450F 2008
Yamaha YZ450F 2009