ALL
Filters
Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal)
Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal)
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Supertech Honda F22A 16V Single Valve Spring Kit
Supertech Honda F22A 16V Single Valve Spring Kit
Supertech Honda D16A1 Single Valve Spring Kit
Supertech Honda D16A1 Single Valve Spring Kit
Supertech Sea-Doo 4TEC Dual Valve Spring Kit
Supertech Sea-Doo 4TEC Dual Valve Spring Kit
Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In)
Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In)
Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit
Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit
Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit
Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit
Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit
Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit
Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit

Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit

Supertech Nissan SKYLINE RB20 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Supertech Nissan SKYLINE RB20 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Supertech Mazda Miata 1.8 1.8L Dual Valve Spring Kit
Supertech Mazda Miata 1.8 1.8L Dual Valve Spring Kit
Supertech VW VR6 Dual Valve Spring - Set of 12
Supertech VW VR6 Dual Valve Spring - Set of 12
Supertech Toyota 4AGE 16V Dual Valve Spring - Set of 16
Supertech Toyota 4AGE 16V Dual Valve Spring - Set of 16
Supertech Mini Cooper N14B16 / N18B16 Beehive Valve Spring (Fits OEM Retainer) - Set of 16
Supertech Mini Cooper N14B16 / N18B16 Beehive Valve Spring (Fits OEM Retainer) - Set of 16
Supertech Honda B16A/B17A/B18C Dual Valve Spring - Set of 16
Supertech Honda B16A/B17A/B18C Dual Valve Spring - Set of 16
Supertech Dual Valve Spring - 29/21.80mm-21-15.5mm - 22mm CB - 18.3mm Max Net Lift - Set of 16
Supertech Dual Valve Spring - 29/21.80mm-21-15.5mm - 22mm CB - 18.3mm Max Net Lift - Set of 16
Supertech Honda K20/K24/F20C1/F22C1 Dual Valve Spring - Set of 16
Supertech Honda K20/K24/F20C1/F22C1 Dual Valve Spring - Set of 16
Supertech Honda K20/K24 Dual Valve Spring - Set of 16
Supertech Honda K20/K24 Dual Valve Spring - Set of 16
Supertech BMW M50/M52/S50/S52 Dual Valve Spring - Set of 24
Supertech BMW M50/M52/S50/S52 Dual Valve Spring - Set of 24
Supertech Honda D16A/D15B Single Valve Spring - Set of 16
Supertech Honda D16A/D15B Single Valve Spring - Set of 16