Ferrea Endurance Dual Valve Spring Subaru WRX / STI EJ25 2004-2019 (QTY 16) Type_Suspension but requires the separate purchase

but requires the separate purchase of OEM Subaru part number 23791AA00

3 Position Adjustable

ACT's ME2-HDR4 kit features a rigid

Motul 300 has been the most popular gear oil product for the Subaru for many years

More roll stiffness means less body "lean"

Ferrea Endurance Dual Valve Spring Subaru WRX / STI EJ25 2004-2019 (QTY 16) Type_Suspension but requires the separate purchasePart #: S10098 SUBARU IMPREZA WRX STI (2004 2017) DUAL VALVE SPRING (This listing is for a set of 16) This Spring requires Ferrea Titanium Retainer # E11065 and Ferrea Spring Seat Locator # SL1051 (Discard OEM Spring Seat Locator) Type Material Application: Dual Spring Special Alloy Turbo Endurance Racing Outside Diameter: 20. 8 mm 28 mm Price is for a quantity of 16.