Accessories
Air and Fuel Delivery
Belts and Cooling
Body
Brake
Engine
Driveline and Axles
Electrical, Charging and Starting
Electrical, Lighting and Body
Emission Control
Entertainment and Telematics
Exhaust
HVAC
Ignition
Suspension
Steering
Tire and Wheel
Transfer Case
Transmission
Wiper and Washer
SUBARU IMPREZA WRX STI (2004 - 2008)
Valve Stem Size: 6 mm
Diameter (A): 25.40 mm
Inn Step Diameter (C): 15.70 mm
References: Double Spring-6 deg Pro CNC
Ferrea Racing Springs #S10097 and Ferrea Valve Lock # K10074
