- Tri-oval shape muffler
- Maximized internal volume
- Straight, single core baffle
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- Yamaha YZF-R1 2009
- Yamaha YZF-R1 2010
- Yamaha YZF-R1 2011
- Yamaha YZF-R1 2012
- Yamaha YZF-R1 2013
- Yamaha YZF-R1 2014
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