Collection: Spring Kits
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GSC P-D 4G63T EVO 8-9 Stage 1 Beehive Valve Springs (Use Factory Retainers and Spring Seats)
Regular price $216.99Sale price $216.99 Regular priceUnit price / per$254.18Sale -
GSC P-D Subaru EJ257 Beehive Valve Spring & Ti Retainer Kit (Use w/OE Spring Seats)
Regular price $399.99Sale price $399.99 Regular priceUnit price / per$470.49Sale -
GSC P-D Toyota 2JZ Conical Valve Spring and Ti Retainer Kit
Regular price $706.99Sale price $706.99 Regular priceUnit price / per$830.78Sale -
GSC P-D Toyota 3SGTE Conical Valve Spring and Ti Retainer Kit (Use w/ Shim Over/Shimless Bucket)
Regular price $470.99Sale price $470.99 Regular priceUnit price / per$553.85Sale -
GSC P-D Nissan RB26DETT/RB26 Conical Valve Spring Kit
Regular price $824.99Sale price $824.99 Regular priceUnit price / per$970.35Sale -
GSC P-D Subaru EJ Series Conical Valve Spring and Ti Retainer Kit
Regular price $517.99Sale price $517.99 Regular priceUnit price / per$609.24Sale -
GSC P-D Toyota 2JZ-GTE Extreme Pressure Single Conical Valve Spring and Ti Retainer Kit
Regular price $807.99Sale price $807.99 Regular priceUnit price / per$950.00Sale -
GSC P-D Subaru FA20 WRX/BRZ/FRS Dual Cylindrical Valve Spring Kit
Regular price $449.99Sale price $449.99 Regular priceUnit price / per$528.94Sale -
GSC P-D Toyota 2JZ Dual Valve Spring and Ti Retainer Kit
Regular price $1,006.99Sale price $1,006.99 Regular priceUnit price / per$1,184.02Sale -
GSC P-D Nissan RB26DETT/RB26 Cylindrical Valve Spring Kit
Regular price $636.99Sale price $636.99 Regular priceUnit price / per$748.81Sale -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.90mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.95mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.00mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.05mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.10mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.15mm Thickness
Regular price $5.99Sale price $5.99 Regular priceUnit price / per -
Supertech Honda D16Z6/D16Y6/D16Y7/D16Y8/D15B/D17A Single Valve Spring - Set of 16
Regular price $182.99Sale price $182.99 Regular priceUnit price / per$202.96Sale -
Supertech Honda D16A/D15B Single Valve Spring - Set of 16
Regular price $182.99Sale price $182.99 Regular priceUnit price / per$202.96Sale -
Supertech Honda B16A/B17A/B18C Dual Valve Spring - Set of 16
Regular price $375.99Sale price $375.99 Regular priceUnit price / per$417.45Sale -
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Regular price $777.99Sale price $777.99 Regular priceUnit price / per$864.44Sale -
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
Regular price $944.99Sale price $944.99 Regular priceUnit price / per$1,050.31Sale -
Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit
Regular price $488.99Sale price $488.99 Regular priceUnit price / per$543.13Sale -
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Regular price $942.99Sale price $942.99 Regular priceUnit price / per$1,047.85Sale -
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Regular price $353.99Sale price $353.99 Regular priceUnit price / per$392.65Sale -
Supertech Honda H22 Dual Valve Spring Kit
Regular price $511.99Sale price $511.99 Regular priceUnit price / per$569.33Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $944.99Sale price $944.99 Regular priceUnit price / per$1,050.31Sale -
Supertech Honda H22 Dual Valve Spring Kit
Regular price $511.99Sale price $511.99 Regular priceUnit price / per$569.33Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $944.99Sale price $944.99 Regular priceUnit price / per$1,050.31Sale -
Supertech Honda F20/K20A2 Beehive Valve Spring Kit
Regular price $617.99Sale price $617.99 Regular priceUnit price / per$687.13Sale -
Supertech Nissan KA24 Dual Valve Spring Kit
Regular price $585.99Sale price $585.99 Regular priceUnit price / per$651.14Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $629.99Sale price $629.99 Regular priceUnit price / per$700.21Sale -
Supertech Honda B-Series Dual Valve Spring Kit (Set of 16)
Regular price $438.99Sale price $438.99 Regular priceUnit price / per$487.53Sale -
Supertech Nissan SR20DET Single Valve Spring Kit
Regular price $447.99Sale price $447.99 Regular priceUnit price / per$497.35Sale -
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
Regular price $639.99Sale price $639.99 Regular priceUnit price / per$711.64Sale -
Supertech Nissan SKYLINE RB25 DOHC 24V (NEO Version) Beehive Valve Spring Kit
Regular price $848.99Sale price $848.99 Regular priceUnit price / per$943.84Sale -
Supertech Mitsubishi 4G63 Dual Valve Spring Kit
Regular price $601.99Sale price $601.99 Regular priceUnit price / per$669.44Sale
