2004-2009 YAMAHA YFZ450: MOTOWORKS SR4 COMPLETE EXHAUST Reviews
2004-2009 YAMAHA YFZ450: MOTOWORKS SR4 COMPLETE EXHAUST Feature
- Made of 6063 T4 aluminum and has an extruded aluminum mounting bracket.
- Head pipe is made of 304 stainless steel exhaust tubing with aircraft quality welding and a 6061 CNC machined flange.
- Will completely replace your stock exhaust system.
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Oct 26, 2011 20:16:03