Supertech BMW M54 16 Dual Valve Spring Kit
Supertech BMW S54 Dual Valve Spring Kit (w/SEAT-BMS55)
Supertech VW VR6 Dual Valve Spring - Set of 12
Supertech Toyota Supra 2JZ-GE/2JZ-GTE Single Valve Spring - Set of 16
Supertech Toyota G16E-GR Intake/Exhaust Beehive Valve Springs - Set of 12
Supertech BMW N54 24V 3.0L Steel Retainer - Set of 12 (For SPR-FE20N54-BE)
Supertech 12.15mm Cam Follower Shim 2.65mm Thick
Supertech 12.15mm Cam Follower Shim 2.5mm Thick
Supertech Cam Follower Shim 8mm Dia 2.45mm Thick
Supertech Cam Follower Shim 8mm Dia 1.90mm Thick
Supertech Cam Follower Shim 8mm Dia 1.65mm Thick
Manley Subaru WRX/STi Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)
Brian Crower Dodge SRT-4/PT Cruiser (Triple Groove Keeper/Valve) Single Spring & Titanium Retainer K
Brian Crower Nissan RB26DETT Single Spring & Titanium Retainer Kit
GSC P-D SR20 Single Spring w/ Titanium Retainer Valvetrain Kit
Manley Subaru WRX/STI 16pc Valve Springs (1.050/.755) (for use with 23180-16 Retainers)
