Supertech Honda C30 Dual Valve Spring Kit
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW M54 16 Dual Valve Spring Kit
Supertech Nissan KA24 Dual Valve Spring Kit
Supertech Toyota 1FZ-FE 24V Dual Valve Spring Kit
Supertech Ford Falcon FXR6 Beehive Valve Spring Kit
Supertech Ford Ecoboost Conical Valve Spring Kit (Use w/OEM Retainer & Seat)
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Supertech 02-07 Mini Cooper 1.6L Dual Valve Spring Kit
Supertech Toyota 3UR-FE 32V Dual Valve Spring Kit (Seat Pressure 62 at 37.80)
Supertech Toyota 2TR-FE Dual Valve Spring Kit
Supertech Toyota 1AR-FE 4 Cyl 2.7L Dual Valve Spring Kit
Supertech Toyota 3UR-FE 32V Dual Valve Spring Kit
Supertech Toyota Tacoma 2TRFE Dual Valve Spring Kit
Supertech Toyota 2GR-FE 24V Dual Valve Spring Kit
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
Supertech Audi V8 (32V) Single Valve Spring Kit
Supertech BMW S54 Dual Valve Spring Kit (w/SEAT-BMS54)
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
Supertech BMW S54 Dual Valve Spring Kit (w/SEAT-BMS55)
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
