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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-$2.00Vendor:GSC Power Division
GSC P-D Toyota Gen 2 3SGTE Conical Titanium Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Subaru EJ Titanium Retainer (For TVS1855 Spring) - SINGLE
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$27.61Vendor:GSC Power Division
GSC P-D Toyota/BMW B58 Titanium Retainer Exhaust Kit - Set of 12
Regular price $158.99Regular price$186.60-$27.61 Sale price $158.99 -
-$32.55
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63 HP Race Beehive Titanium Retainer - Set of 16
Regular price $188.99Regular price$221.54-$32.55 Sale price $188.99 -
-$2.00
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63 HP Race Beehive Titanium Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$32.55Vendor:GSC Power Division
GSC P-D Subaru EJ Dual Conical Titanium Retainer - Set of 16
Regular price $188.99Regular price$221.54-$32.55 Sale price $188.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Subaru EJ Dual Conical Titanium Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$32.55Vendor:GSC Power Division
GSC P-D Subaru EJ Conical Titanium Retainer (Set of 16)
Regular price $188.99Regular price$221.54-$32.55 Sale price $188.99 -
-$2.00
Vendor:GSC Power DivisionGSC EX VR38DETT Conical Titanium Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$49.32Vendor:GSC Power Division
GSC P-D Toyota 2JZ Conical Titanium Retainer - Set of 24
Regular price $282.99Regular price$332.31-$49.32 Sale price $282.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Toyota 2JZ Conical Titanium Retainer - Single - Special Order
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Mitsubishi 4B11T/4B11 Theta Beehive Valve Spring Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$2.00
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T Titanium Retainer (Single) For Beehive Spring
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
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Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T HP Beehive Titanium Retainer (Single)
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$2.00Vendor:GSC Power Division
GSC P-D BRZ/FRS FA20 Titanium Retainer (Part of Kit GSC P-D5056) - SINGLE
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
Sold outVendor:GSC Power Division
GSC P-D B-Series Vtec Titanium Retainer Set for TVS850 Dual Spring
Regular price $212.99Regular price$250.16-$37.17 Sale price $212.99 -
-$1.53Vendor:GSC Power Division
GSC P-D B-Series Vtec Titanium Retainer (Single)
Regular price $14.99Regular price$16.52-$1.53 Sale price $14.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Subaru EJ257 Single Retainer for Beehive Spring
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$2.00Vendor:GSC Power Division
GSC P-D Mitsubishi 4B11T/4B11 Theta Beehive Valve Spring Retainer - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$32.55
Vendor:GSC Power DivisionGSC Set of 4G63 HP Beehive Titanium Retainer
Regular price $188.99Regular price$221.54-$32.55 Sale price $188.99 -
-$2.00
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T EVO 1-9 Single Titanium Retainer (5041)
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$32.55
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T EVO 1-9 Stage 2 Titanium Retainer for Beehive Spring Set
Regular price $188.99Regular price$221.54-$32.55 Sale price $188.99 -
-$2.00
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T EVO 1-9 Stage 2 Titanium Retainer for Beehive Spring - Single
Regular price $12.99Regular price$14.99-$2.00 Sale price $12.99 -
-$74.65
Vendor:GSC Power DivisionGSC P-D Subaru FA20/BRZ (STD) Stopper Intake Valve Guide - Set of 80
Regular price $427.99Regular price$502.64-$74.65 Sale price $427.99 -
-$74.65
Vendor:GSC Power DivisionGSC P-D Subaru FA20/BRZ (STD) Stopper Exhaust Valve Guide - Set of 80
Regular price $427.99Regular price$502.64-$74.65 Sale price $427.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ259 Manganese Bronze Intake Valve Guide Stopper Style - Set of 240
Regular price $1,281.99Regular price$1,507.92-$225.93 Sale price $1,281.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257 Manganese Bronze Exhaust Valve Guide Stopper Style - Set of 240
Regular price $1,281.99Regular price$1,507.92-$225.93 Sale price $1,281.99 -
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Vendor:GSC Power DivisionGSC P-D 2015+ Subaru Impreza WRX Chrome Polished Intake Valve - 35mm (+1mm) - Set of 50
Regular price $940.99Regular price$1,106.00-$165.01 Sale price $940.99 -
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Vendor:GSC Power DivisionGSC P-D 2015+ Subaru FA20F WRX Chrome Polished Exhaust Valve - 30mm Head +1mm - Set of 50
Regular price $951.99Regular price$1,119.00-$167.01 Sale price $951.99 -
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Vendor:GSC Power DivisionGSC P-D 2015+ Subaru FA20F WRX Chrome Polished Intake Valve - 34mm STD Head - Set of 50
Regular price $935.99Regular price$1,101.00-$165.01 Sale price $935.99 -
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Vendor:GSC Power DivisionGSC P-D 2015+ Subaru WRX FA20F Exhaust Valve - 29mm Head (STD) - Set of 50
Regular price $942.99Regular price$1,109.00-$166.01 Sale price $942.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru/Scion FA20 Chrome Polish Intake Valve - 36mm Head (+1mm) - Set of 50
Regular price $924.99Regular price$1,088.00-$163.01 Sale price $924.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru/Scion FA20 Chrome Polish Exhaust Valve - 30mm Head (+1mm) - Set of 50
Regular price $951.99Regular price$1,119.00-$167.01 Sale price $951.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve - 33mm Head (+1mm) - Set of 50
Regular price $1,644.99Regular price$1,935.00-$290.01 Sale price $1,644.99 -
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Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve - 32mm Head - Set of 50
Regular price $1,626.99Regular price$1,913.00-$286.01 Sale price $1,626.99
