Empower Your JDM Engine With GSC Power Division Components
Discover the GSC Power Division collection at HD Werks, offering genuine, high-performance components engineered for superior engine and powertrain upgrades. These original parts, designed for racing and aftermarket tuning, deliver custom solutions that optimize power output and dynamic control. Crafted with Japanese innovation, GSC products provide authentic quality and robust performance for both track and street use. Experience the perfect blend of original design and aggressive performance. Shop our GSC Power Division range for original components that transform your vehicleís dynamics.
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-$104.01
Vendor:GSC Power DivisionGSC P-D Toyota Supra/BMW Z4 B58 Beehive Valve Spring and Ti Retainer Kit
Regular price $595.99Regular price$700.00-$104.01 Sale price $595.99 -
-$178.48Vendor:GSC Power Division
GSC P-D Nissan GTR VR38DETT Single Conical Valve Spring & Titanium Retainer Kit (Race Only)
Regular price $1,012.99Regular price$1,191.47-$178.48 Sale price $1,012.99 -
Sold out
Vendor:GSC Power DivisionGSC P-D Nissan TB48 Ti Retainer Steel Spring Seat HP Conical Valve Spring Kit
Regular price $810.99Regular price$954.00-$143.01 Sale price $810.99 -
-$142.01
Vendor:GSC Power DivisionGSC P-D Toyota 2JZ-GTE Extreme Pressure Single Conical Valve Spring and Ti Retainer Kit
Regular price $807.99Regular price$950.00-$142.01 Sale price $807.99 -
-$145.36
Vendor:GSC Power DivisionGSC P-D Nissan RB26DETT Shimless Conical Valve Spring & Ti Retainer Kit ( Max Boost PSI 50)
Regular price $824.99Regular price$970.35-$145.36 Sale price $824.99 -
-$140.01
Vendor:GSC Power DivisionGSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (10500RPM/55PSI Max)
Regular price $794.99Regular price$935.00-$140.01 Sale price $794.99 -
-$140.01
Vendor:GSC Power DivisionGSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (9500RPM/40PSI Max)
Regular price $794.99Regular price$935.00-$140.01 Sale price $794.99 -
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Vendor:GSC Power DivisionGSC P-D Nissan TB48 Ti Retainer Steel Spring Seat Conical Valve Spring Kit
Regular price $810.99Regular price$954.00-$143.01 Sale price $810.99 -
-$91.25
Vendor:GSC Power DivisionGSC P-D Subaru EJ Series Conical Valve Spring and Ti Retainer Kit
Regular price $517.99Regular price$609.24-$91.25 Sale price $517.99 -
-$145.36
Vendor:GSC Power DivisionGSC P-D Nissan RB26DETT/RB26 Conical Valve Spring Kit
Regular price $824.99Regular price$970.35-$145.36 Sale price $824.99 -
-$112.25
Vendor:GSC Power DivisionGSC P-D Subaru EJ Series Dual Conical Valve Spring Kit
Regular price $640.99Regular price$753.24-$112.25 Sale price $640.99 -
-$91.25
Vendor:GSC Power DivisionGSC P-D Subaru EJ Single Conical Valve Spring Titanium Retainer & Spring Seat Kit
Regular price $517.99Regular price$609.24-$91.25 Sale price $517.99 -
-$82.86
Vendor:GSC Power DivisionGSC P-D Toyota 3SGTE High Pressure Conical Valve Spring Kit w/Ti Retainer for Shimless/Shim-Over
Regular price $470.99Regular price$553.85-$82.86 Sale price $470.99 -
-$148.76
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT High Pressure Conical Valve Spring Kit w/ Titanium Retainer
Regular price $843.99Regular price$992.75-$148.76 Sale price $843.99 -
-$148.76
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT Conical Valve Spring Kit w/ TVS1903 Conical Spring
Regular price $843.99Regular price$992.75-$148.76 Sale price $843.99 -
-$82.86
Vendor:GSC Power DivisionGSC P-D Toyota 3SGTE Conical Valve Spring and Ti Retainer Kit (Use w/ Shim Over/Shimless Bucket)
Regular price $470.99Regular price$553.85-$82.86 Sale price $470.99 -
-$123.79
Vendor:GSC Power DivisionGSC P-D Toyota 2JZ-GTE Single Conical Valve Spring and Ti Retainer Kit
Regular price $706.99Regular price$830.78-$123.79 Sale price $706.99 -
-$130.33
Vendor:GSC Power DivisionGSC P-D Subaru EZ36 Single Conical Valve Spring, Titanium Retainer Kit and Spring Seat Kit
Regular price $741.99Regular price$872.32-$130.33 Sale price $741.99 -
-$123.79
Vendor:GSC Power DivisionGSC P-D Toyota 2JZ Conical Valve Spring and Ti Retainer Kit
Regular price $706.99Regular price$830.78-$123.79 Sale price $706.99 -
-$86.56
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4B11T High Pressure Single Conical Valve Spring and Ti Retainer Kit
Regular price $494.99Regular price$581.55-$86.56 Sale price $494.99 -
-$70.50
Vendor:GSC Power DivisionGSC P-D K-series Vtec K20/K24 Beehive Valve Spring and Titanium Retainer Kit Higher REV
Regular price $399.99Regular price$470.49-$70.50 Sale price $399.99 -
-$105.03
Vendor:GSC Power DivisionGSC P-D Toyota 2JZ Beehive Valve Springs & Ti Retainer Kit (Check Fitment of Spring Base)
Regular price $597.99Regular price$703.02-$105.03 Sale price $597.99 -
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Vendor:GSC Power DivisionGSC P-D Nissan RB26DETT Extreme Shimless Conical Valve Spring & Ti Retainer Kit (Max Boost PSI 90)
Regular price $994.99Regular price$1,170.35-$175.36 Sale price $994.99 -
-$145.36
Vendor:GSC Power DivisionGSC P-D Nissan RB26DETT High Pressure Shimless Conical Valve Spring & Ti Retainer Kit (Max PSI 60)
Regular price $824.99Regular price$970.35-$145.36 Sale price $824.99 -
Vendor:GSC Power DivisionGSC P-D Audi R8 V10 / Lamborghini Huracan V10 5.2L Valve Spring & Ti Retainer Kit (w/Seats & Seals)
Regular price $1,800.99Regular price$1,800.00Sale price $1,800.99 -
-$104.01
Vendor:GSC Power DivisionGSC P-D BMW S58 Beehive Valve Spring & Ti Retainer Kit (Max Boost 70PSI)
Regular price $595.99Regular price$700.00-$104.01 Sale price $595.99 -
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Vendor:GSC Power DivisionGSC P-D Nissan VQ35 Extreme Conical Valve Spring Titanium Retainer and Spring Seat Kit
Regular price $845.99Regular price$995.00-$149.01 Sale price $845.99 -
-$137.01
Vendor:GSC Power DivisionGSC P-D Nissan VQ35 High Pressure Conical Valve Spring Titanium Retainer and Spring Seat Kit
Regular price $778.99Regular price$916.00-$137.01 Sale price $778.99 -
-$137.01
Vendor:GSC Power DivisionGSC P-D Nissan VQ35 Conical Valve Spring and Titanium Retainer Kit
Regular price $778.99Regular price$916.00-$137.01 Sale price $778.99 -
-$137.01
Vendor:GSC Power DivisionGSC P-D Ford Mustang 5.0L Coyote Gen 3 Conical Valve Spring and Ti Retainer Kit
Regular price $782.99Regular price$920.00-$137.01 Sale price $782.99 -
-$143.01
Vendor:GSC Power DivisionGSC P-D Ford Mustang 5.0L Coyote Gen 1/2 High Pressure Conical Valve Spring & Ti Retainer Kit
Regular price $815.99Regular price$959.00-$143.01 Sale price $815.99 -
-$134.01
Vendor:GSC Power DivisionGSC P-D Ford Mustang 5.0L Coyote Gen 1/2 Conical Valve Spring and Titanium Retainer Kit
Regular price $765.99Regular price$900.00-$134.01 Sale price $765.99 -
Vendor:GSC Power Division
GSC P-D BRZ/FRS FA20 Valve Spring Seat (For TVS1850 - Part of Kit GSC P-D5756) - SINGLE
Regular price $3.99Regular price$3.74Sale price $3.99 -
-$0.35Vendor:GSC Power Division
GSC P-D Subaru EJ Series CroMo Spring Seat (For 5074 Spring Kit) - Single
Regular price $5.99Regular price$6.34-$0.35 Sale price $5.99 -
Vendor:GSC Power DivisionGSC P-D 13-15 Scion FR-S / BRZ FA20 CroMo Beehive Spring Seat (Single)
Regular price $3.99Regular price$3.74Sale price $3.99
