All-New 2015 Yamaha R1 Graves Motorsports Exhaust System

July 13, 2015 – (Motor Sports Newswire) – See and hear the all-new YZF-R1 Graves Motorsports Exhaust System which is making its racing debut July 17th at the 7th round of the MotoAmerica Superbike Series at Mazda Raceway Laguna Seca.

Yamaha-Revs-your-heart

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