Part #: S10072
SUBARU IMPREZA WRX (2001 – 2005) DUAL VALVE SPRING
EJ20, This Spring requires Ferrea Titanium Retainer # E11044 and Ferrea Spring Seat Locator # SL1034 (Discard OEM Spring Seat Locator)
Type/Material/Application: Dual Spring – Special Alloy Turbo – Endurance Spring
Outside Diameter: 20.8 mm/28 m
Price is for a quantity of 16.