Supertech VW 1.8L/2.0L 8V 7mm Stem (Race Only) Dual Valve Spring Kit (7mm stem)
Supertech Toyota 1ZZ-FE Single Valve Spring Kit
Supertech Nissan CA18DE Single Valve Spring Ki
Supertech Nissan VQ35DE 24V/VK56 32V Single Valve Spring Kit
Supertech Honda Integra LS B18A/B Single Valve Spring Kit
Supertech Nissan VG30 Dual Valve Spring Kit
Supertech Toyota 1ZZ-FE Dual Valve Spring Kit
Supertech Toyota 1GR-FE 24V Dual Valve Spring Kit
Supertech Subaru EZ30 (1st Gen) Dual Valve Spring Kit
Supertech Subaru Impreza EJ25 Dual Valve Spring Kit
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
Supertech Nissan RB26DET 24V Dual Valve Spring Kit
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit
Supertech Mitsubishi 420A Dual Valve Spring Kit
Supertech Nissan CA18DET 16V Dual Valve Spring Kit
Supertech Nissan VQ35DE 24V/VK56 32V Dual Valve Spring Kit
Supertech Toyota 3SGTE Dual Valve Spring Kit (Flatten Valve Guide Boss for Inner Spring to 0160in)
Supertech 02-07 Mini Cooper 1.6L Dual Valve Spring Kit
Supertech Honda Integra LS B18A/B Dual Valve Spring Kit
Supertech Subaru EJ25 Dual Valve Spring Kit
