Supertech Nitrated Intake Valves Evo X




Supertech uses over 20 years of manufacturing experience to design and produce their Valves.  Intensive testing and working closely with engine builders provides continuous improvements and provides the market with the best possible product for every application. High flow rate, durability and quality are all of great concern.
Supertech understands that each motor is unique in its requirement and demands. There fore Supertech offers valves in a range of materials to suit any motor.

Black Nitride - This is a hardening treatment that provides a smooth surface then chromed valves and produces less friction between stem and guide.
  • 2008 - 2015 4b11 Mitsubishi Evolution X
  • Head Diameter: 35.00mm (STD)
  • Length: 113.25mm
  • Material: Black Nitrated
  • Stem Diameter: 5.47mm


  • (1) Valve
  • Valves are sold individually to suit your needs. ( Please confirm total quantity at checkout. )
  • Pricing is for one, single valve.