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Industrial Injection 110 LBS Single Valve Spring Set
Regular price $401.99 USDRegular priceUnit price per$413.95 USDSale price $401.99 USDSale -
Industrial Injection 150 LBS Seat Pressure 4500 Rpm And Under
Regular price $161.99 USDRegular priceUnit price per$166.95 USDSale price $161.99 USDSale -
GSC P-D Subaru EZ36 Valve Spring Seat and Titanium Retainer Kit
Regular price $468.99 USDRegular priceUnit price per$551.63 USDSale price $468.99 USDSale -
GSC P-D 12+ Subaru BRZ / Scion FR-S Single Spring Chromoly Seat and Titanium Retainer Kit
Regular price $306.99 USDRegular priceUnit price per$360.01 USDSale price $306.99 USDSale -
GSC P-D 3SGTE Spring and Titanium Retainer Kit for Shim Under Bucket
Regular price $282.99 USDRegular priceUnit price per$332.31 USDSale price $282.99 USDSale -
GSC P-D 3SGTE Spring and Titanium Retainer Kit for Shimless and Shimover Bucket
Regular price $282.99 USDRegular priceUnit price per$332.31 USDSale price $282.99 USDSale -
GSC P-D Toyota 2JZGTE/2JZGE/VVTI Variants Valve Spring Kit (set of 24)
Regular price $423.99 USDRegular priceUnit price per$498.47 USDSale price $423.99 USDSale -
GSC P-D Subaru EJ Turbo DOHC Valve Spring & Ti Retainer Kit
Regular price $282.99 USDRegular priceUnit price per$332.31 USDSale price $282.99 USDSale -
GSC Honda B-Series Vtec Dual Spring and Ti Retainer Kit
Regular price $395.99 USDRegular priceUnit price per$465.00 USDSale price $395.99 USDSale -
GSC P-D Ford Raptor/Platinum/Limited Ecoboost 3.5L H.O. Conical Valve Spring and Ti Retainer Kit
Regular price $620.99 USDRegular priceUnit price per$730.00 USDSale price $620.99 USDSale -
GSC P-D Mitsubishi 4G63T High Pressure Conical Valve Spring and Ti Retainer Kit
Regular price $518.99 USDRegular priceUnit price per$610.03 USDSale price $518.99 USDSale -
GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit
Regular price $518.99 USDRegular priceUnit price per$610.03 USDSale price $518.99 USDSale -
GSC P-D Porsche 991 Turbo Conical Spring Set
Regular price $981.99 USDRegular priceUnit price per$1,155.00 USDSale price $981.99 USDSale -
GSC P-D Porsche GT3/GT3 (991) Single Conical Valve Spring Ti Retainer Steel Spring Seat Kit
Regular price $981.99 USDRegular priceUnit price per$1,155.00 USDSale price $981.99 USDSale -
GSC P-D Nissan GTR VR38DETT Single Conical Valve Spring & Titanium Retainer Kit (Race Only)
Regular price $1,012.99 USDRegular priceUnit price per$1,191.47 USDSale price $1,012.99 USDSale -
GSC P-D Nissan TB48 Ti Retainer Steel Spring Seat HP Conical Valve Spring Kit
Regular price $810.99 USDRegular priceUnit price per$954.00 USDSale price $810.99 USDSale -
GSC P-D Nissan RB26DETT Shimless Conical Valve Spring & Ti Retainer Kit ( Max Boost PSI 50)
Regular price $824.99 USDRegular priceUnit price per$970.35 USDSale price $824.99 USDSale -
GSC P-D Nissan TB48 Ti Retainer Steel Spring Seat Conical Valve Spring Kit
Regular price $810.99 USDRegular priceUnit price per$954.00 USDSale price $810.99 USDSale -
GSC P-D Subaru EZ36 Single Conical Valve Spring, Titanium Retainer Kit and Spring Seat Kit
Regular price $741.99 USDRegular priceUnit price per$872.32 USDSale price $741.99 USDSale -
GSC P-D Single Beehive Spring Kit Titanium Retainers/Chromoly Seats 13-15 Scion FR-S / BRZ FA20
Regular price $447.99 USDRegular priceUnit price per$526.73 USDSale price $447.99 USDSale -
GSC P-D VQ35DE (Turbo High Rev) Beehive Valve Spring and Titanium Retainer Kit
Regular price $597.99 USDRegular priceUnit price per$703.02 USDSale price $597.99 USDSale -
GSC P-D VQ35DE Single Spring w/ Titanium Retainer Valvetrain Kit
Regular price $597.99 USDRegular priceUnit price per$703.02 USDSale price $597.99 USDSale -
GSC P-D SR20 Single Spring w/ Titanium Retainer Valvetrain Kit
Regular price $399.99 USDRegular priceUnit price per$470.49 USDSale price $399.99 USDSale -
GSC P-D Honda B-Series Vtec Dual Spring Set and Titanium Retainer
Regular price $335.99 USDRegular priceUnit price per$394.78 USDSale price $335.99 USDSale