Supertech 11.50mm Lift Single Beehive Valve Spring Kit Subaru WRX 02-14 / STI 04-21 | SPRK-TS1015-BE-SU4 Z_2023-2025 Special notes:

Special notes:

R-Type kits can be used with a stock turbocharger or any of HKS's turbo kits

4 arch flares for classic impreza

the more force is required to make the body roll

Supertech 11.50mm Lift Single Beehive Valve Spring Kit Subaru WRX 02-14 / STI 04-21 | SPRK-TS1015-BE-SU4 Z_2023-2025 Special notes:Applications: 2002 2014 Subaru WRX 2004 2021 Subaru STI (Engines: Subaru EJ20 Turbo DOHC and Subaru EJ25 Turbo DOHC) Specs: Type: Single Spring Seat Pressure: 85 @ 33. 4mm Open Pressure: 234 @ 11. 5 Max Lift: 11. 50mm Coil Bind: 21. 80mm Rate: 12. 7 Retainer: RET TS60 WRX BE Seat Locator: SEAT TS SUB4 InnSpr. ID: 15. 20mm InnSpr. OD: 23. 20mm OutSpr. OD: 27. 70mm OutSpr. ID: 19. 70mm