ProX Stl Int Valve Xr400R/Trx400Ex

ProX Racing Parts Steel Intake Valve XR400R '96-04 + TRX400EX/X '99-14.
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading OEM factories in Japan and are a direct and cost-efficient OEM replacement.