Honda CRF250R/CRF250X 04-07 ProX Steel Intake Valve/ Spring Kit 28.SIS1336-2

Pro-X 28.SIS4336-2 Steel Intake Valve and Spring Kit for Engine Valve Train gz

Pro-X -Steel Intake Valve and Spring Kit-Kawasaki KX250F 2007–2008

ProX Steel Intake Valve/Spring Kit 28.SIS1405-2

Steel Intake Valve & Spring Kit Yamaha YZ250F WR250F 15-18 ProX 28.SIS2414-2

Prox Valve and Spring Kit | 28.SIS4336-2

KAWASAKI KX250F 2007-2008 Prox Intake Steel Valve and Spring kit 28.SIS4336-2

ProX Steel Intake Valve/Spring Kit 28.SIS4336-2