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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Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Intake Valve Guide +.003in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
Sold out
Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Intake Valve Guide +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Intake Valve Guide - Set of 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
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Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
Sold out
Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan TB48DE Manganese Bronze Exhaust Valve Guide - Set of 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Intake Valve Guide Traditional +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Intake Valve Guide Traditional +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ263 Manganese Bronze Intake Valve Guide Traditional - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Exhaust Valve Guide Traditional +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Exhaust Valve Guide Traditional +.001in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ261 Manganese Bronze Exhaust Valve Guide Traditional - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Intake Valve Guide Stopper Style +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Intake Valve Guide Stopper Style +.001in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ259 Manganese Bronze Intake Valve Guide Stopper Style - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Exhaust Valve Guide Stopper Style +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Exhaust Valve Guide Stopper Style +.001in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ205/EJ207/EJ257 Manganese Bronze Exhaust Valve Guide Stopper Style - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Manganese Bronze Intake Valve Guide Stopper Style +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Intake Valve Guide Stopper Style +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D Honda K-Series VTEC K20/24 Manganese Bronze Intake Valve Guide Stopper Style - SET OF 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K-Series VTEC K20/24 Manganese Bronze Intake Valve Guide Stopper Style - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Manganese Bronze Exhaust Valve Guide Stopper Style +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Exhaust Valve Guide Stopper Style +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D Honda K-Series VTEC K20/24 Manganese Bronze Exhaust Valve Guide Stopper Style - SET OF 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$0.72
Vendor:GSC Power DivisionGSC K-Series iVtec Honda Exhaust Valve Guide with Stopper (Single)
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Exhaust Valve Guide Stopper Style 6mm ID +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K20/K24 VTEC Exhaust Valve Guide Stopper Style 6mm ID +.001in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D Honda K-Series VTEC K20/24 Manganese Bronze Exhaust Valve Guide Stopper Style 6mm ID - SET 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Honda K-Series VTEC K20/24 Manganese Bronze Exh Valve Guide Stopper Style 6mm ID - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Toyota 3SGTE GEN3 Manganese Bronze Intake/Exhaust Valve Guide +.003in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Toyota 3SGTE GEN3 Manganese Bronze Intake/Exhaust Valve Guide +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D Toyota 3SGTE Gen 3 Manganese Bronze Intake/Exhaust Valve Guide - Set of 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ25 SOHC Intake/Exhaust Valve Guide Stopper Style +.003in OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99 -
-$0.72
Vendor:GSC Power DivisionGSC P-D Subaru EJ25 SOHC Intake/Exhaust Valve Guide Stopper Style +.001in Oversize OD - Single
Regular price $5.99Regular price$6.71-$0.72 Sale price $5.99
