FMF Powercore 4 Muffler 79-3082

The FMF Powercore 4 Muffler, SKU 79-3082 and part number 044222, is designed for enhanced exhaust performance on select Yamaha motorcycles. It features stainless steel construction with a lightweight aluminum can and incorporates space-age internal packing for extended packing life.

The muffler uses a Hi-Flo modular end cap and a Hi-Flo internal core shape to support enhanced sonic evacuation, higher exhaust flow, and increased power. A removable spark arrestor is included.

This FMF Powercore 4 Muffler fits 2003–2005 Yamaha YZ450F models and 2003–2006 Yamaha WR450F models.

Features:

• Construction: Stainless steel construction with a lightweight aluminum can
• Internal Packing: Space-age internal packing for extended packing life
• End Cap: Hi-Flo modular end cap
• Core Design: Internal core shape uses Hi-Flo technology
• Exhaust Flow: Enhanced sonic evacuation provides higher flow and increased power
• Spark Arrestor: Removable spark arrestor included
• Fitment: Fits 2003–2005 Yamaha YZ450F and 2003–2006 Yamaha WR450F models

Fitment:
Yamaha WR450F 2003
Yamaha WR450F 2004
Yamaha WR450F 2005
Yamaha WR450F 2006
Yamaha YZ450F 2003
Yamaha YZ450F 2004
Yamaha YZ450F 2005