Motorcycle Intake Exhaust Valve Stem For YAMAHA YZFR6R YZF-R6R R6 RaceBase 2006-2011 2016 YZFR6 YZF-R6 R6 50th Motorcycle Intake Exhaust Valve Stem For YAMAHA YZFR6R YZF-R6R R6 RaceBase 2006-2011 2016 YZFR6 YZF-R6 R6 50th. Sale price : $35.54 Category : Motorcycle Equipments & Parts