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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-$105.03
Vendor:GSC Power DivisionGSC P-D VQ35DE (Turbo High Rev) Beehive Valve Spring and Titanium Retainer Kit
Regular price $597.99Regular price$703.02-$105.03 Sale price $597.99 -
-$105.03Vendor:GSC Power Division
GSC P-D VQ35DE Single Spring w/ Titanium Retainer Valvetrain Kit
Regular price $597.99Regular price$703.02-$105.03 Sale price $597.99 -
-$70.50
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4B11T Beehive Valve Springs & Ti Retainer Kit (Use w/OE Spring Seats)
Regular price $399.99Regular price$470.49-$70.50 Sale price $399.99 -
-$70.50
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63T Beehive Valve Springs & Ti Retainer Kit
Regular price $399.99Regular price$470.49-$70.50 Sale price $399.99 -
-$70.50
Vendor:GSC Power DivisionGSC P-D Mitsubishi Evolution 1-9 4G63 Beehive Valve Springs & Ti Retainer Kit
Regular price $399.99Regular price$470.49-$70.50 Sale price $399.99 -
-$37.19
Vendor:GSC Power DivisionGSC P-D 4G63T EVO 8-9 Stage 1 Beehive Valve Springs (Use Factory Retainers and Spring Seats)
Regular price $216.99Regular price$254.18-$37.19 Sale price $216.99 -
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Vendor:GSC Power DivisionGSC P-D Mitsubishi 4G63 Zero-Tick Lifters
Regular price $189.99Regular price$222.60-$32.61 Sale price $189.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT Manganese Bronze Intake Valve Guide - Set 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT Manganese Bronze Exhaust Valve Guide - Set 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan VQ35 Manganese Bronze Intake Valve Guide - Set 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
-$11.54
Vendor:GSC Power DivisionGSC P-D Nissan VQ35 Manganese Bronze Exhaust Valve Guide - Set 12
Regular price $65.99Regular price$77.53-$11.54 Sale price $65.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4B11T Manganese Bronze Intake Valve Guide - Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4B11T Manganese Bronze Exhaust Valve Guide - Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4G63 Manganese Bronze Exhaust Valve Guide Shorty Stopper- Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4G63 Manganese Bronze Intake Valve Guide Stopper Style- Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4G63 Manganese Bronze Exhaust Valve Guide Stopper Style- Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4G63 Manganese Bronze Intake Valve Guide - Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$7.70
Vendor:GSC Power DivisionGSC P-D 4G63 Manganese Bronze Exhaust Valve Guide - Set 8
Regular price $43.99Regular price$51.69-$7.70 Sale price $43.99 -
-$53.10Vendor:GSC Power Division
GSC P-D Nissan VR38DETT 21-4N Chrome Polished Int Valve-39.15mm Head(+2mm)-SET 12 (Req Seat Change)
Regular price $304.99Regular price$358.09-$53.10 Sale price $304.99 -
-$4.10
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT 21-4N Intake Valve-39.15mm Head (+2mm - Single (Req Seat Change)
Regular price $26.99Regular price$31.09-$4.10 Sale price $26.99 -
-$70.51
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT Chrome Polished Super Alloy Exhaust Valve - 33.15mm Head (+1mm) - SET 12
Regular price $401.99Regular price$472.50-$70.51 Sale price $401.99 -
-$6.03Vendor:GSC Power Division
GSC P-D Nissan VR38DETT Chrome Polished Super Alloy Exhaust Valve - 33.15mm Head (+1mm) - Single
Regular price $34.99Regular price$41.02-$6.03 Sale price $34.99 -
-$53.11
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT 21-4N Chrome Polished Intake Valve - 38.15mm Head (+1mm) - SET 12
Regular price $301.99Regular price$355.10-$53.11 Sale price $301.99 -
-$3.84
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT 21-4N Chrome Polished Intake Valve - 38.15mm Head (+1mm) - Single
Regular price $26.99Regular price$30.83-$3.84 Sale price $26.99 -
-$70.51
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT Chrome Polished Super Alloy Exhaust Valve - 32.15mm Head (STD) - SET 12
Regular price $401.99Regular price$472.50-$70.51 Sale price $401.99 -
-$6.03Vendor:GSC Power Division
GSC P-D Nissan VR38DETT Chrome Polished Super Alloy Exhaust Valve - 32.15mm Head (STD) - Single
Regular price $34.99Regular price$41.02-$6.03 Sale price $34.99 -
-$50.41
Vendor:GSC Power DivisionGSC P-D Nissan VR38DETT 21-4N Chrome Polished Intake Valve - 37.15mm Head (STD) - SET 12
Regular price $288.99Regular price$339.40-$50.41 Sale price $288.99 -
-$3.49Vendor:GSC Power Division
GSC P-D Nissan VR38DETT 21-4N Chrome Polished Intake Valve - 37.15mm Head (STD) - Single
Regular price $25.99Regular price$29.48-$3.49 Sale price $25.99 -
-$5.25Vendor:GSC Power Division
GSC P-D Mitsubishi 4B11T Chrome Polished Super Alloy Exhaust Valve - 30mm Head (+1mm) - Single
Regular price $29.99Regular price$35.24-$5.25 Sale price $29.99 -
-$4.46
Vendor:GSC Power DivisionGSC P-D Hyundai G4KF Theta 4B11T Chrome Polished Exhaust Valve - 29mm Head (STD) - ONE
Regular price $29.99Regular price$34.45-$4.46 Sale price $29.99 -
-$2.69Vendor:GSC Power Division
GSC P-D Mitsubishi 4B11T 21-4N Chrome Polished Intake Valve - 36mm Head (+1mm) - Single
Regular price $20.99Regular price$23.68-$2.69 Sale price $20.99 -
-$3.01Vendor:GSC Power Division
GSC P-D Mitsubishi 4B11T 23-8N Chrome Polished Exhaust Valve - 30mm Head (+1mm) - Single
Regular price $18.99Regular price$22.00-$3.01 Sale price $18.99 -
-$3.48
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4B11T 21-4N Chrome Polished Intake Valve - 35mm Head (STD) - Single
Regular price $19.99Regular price$23.47-$3.48 Sale price $19.99 -
-$2.86
Vendor:GSC Power DivisionGSC P-D Mitsubishi 4B11T 23-8N Chrome Polished Exhaust Valve - 29mm Head (STD) - Single
Regular price $18.99Regular price$21.85-$2.86 Sale price $18.99 -
-$42.30
Vendor:GSC Power DivisionGSC P-D 4G63T Evo1-9/DSM 90-98 Chrome Polished Super Alloy Exhaust Valve - 31.5mm Head(+1mm) -SET 8
Regular price $241.99Regular price$284.29-$42.30 Sale price $241.99
