Upgrade Your Car with Supertech Performance Parts
Revitalize your vehicle with our Supertech collection, offering high-performance parts engineered for racing excellence. Crafted with original quality and genuine Japanese design, these components provide authentic aftermarket upgrades that improve engine dynamics and overall performance. Supertech parts are built for durability and innovative performance enhancements, making them ideal for enthusiasts who demand original quality. With a focus on precise engineering and cutting-edge design, our collection delivers true racing performance. Shop at HD Werks for premium Supertech products that set new standards in performance and quality.
Skip to product grid
-
-$5.00
Vendor:SupertechSupertech 77.5mm Bore Piston Rings - 1x3.1 / 1.2x3.40 / 2.8x3.10mm High Performance Gas Nitrided
Regular price $23.99Regular price$28.99-$5.00 Sale price $23.99 -
Sold out
Vendor:SupertechSupertech Mitsubishi 4B11T 86.07mm Bore -4.6cc Dish 9:1 CR Pistons - Set of 4 (Excl Rings)
Regular price $670.99Regular price$838.20-$167.21 Sale price $670.99 -
Sold out
Vendor:SupertechSupertech Honda K Series 86.02mm 1.181in CH -6cc Dome 9:1 CR Piston - Set of 4 (Excl Rings)
Regular price $2,395.99Regular price$2,993.96-$597.97 Sale price $2,395.99 -
Sold out
Vendor:SupertechSupertech Nissan GTR VR38DETT 38.15x5.97x94.65mm Dish Blk.Nitrided Intake Valve - Single (D/S Only)
Regular price $26.99Regular price$33.70-$6.71 Sale price $26.99 -
Sold out
Vendor:SupertechSupertech Nissan GTR VR38DETT 33.15x5.95x91.70mm Dish Inconel Exhaust Racing Valve - Set of 12
Regular price $473.99Regular price$591.55-$117.56 Sale price $473.99 -
Sold out
Vendor:SupertechSupertech Nissan GTR VR38DETT 33.15x5.95x91.70mm Dish Inconel Exhaust Valve - Single (D/S Only)
Regular price $39.99Regular price$49.29-$9.30 Sale price $39.99 -
Sold out
Vendor:SupertechSupertech Honda S2000 F20C/K20 Inconel Exhaust Valve - +.5mm Oversize - Set of 8
Regular price $306.99Regular price$383.46-$76.47 Sale price $306.99 -
Sold outVendor:Supertech
Supertech Lash Cap 6mm Dia 3.95mm Thick 2.8mm Deep
Regular price $7.99Regular price$9.68-$1.69 Sale price $7.99 -
Sold outVendor:Supertech
Supertech Lash Cap 6mm Dia 1.25mm Thick 2.8mm Deep
Regular price $7.99Regular price$9.68-$1.69 Sale price $7.99 -
Sold out
Vendor:SupertechSupertech Nissan 6mm 6 Degree Valve Lock - Set of 32 (Req 2 Per Valve)
Regular price $93.99Regular price$116.51-$22.52 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech Honda NSX 30.00 x 5.46 x 111mm Inconel Chromed Exhaust Racing Valve - Set of 12
Regular price $494.99Regular price$618.36-$123.37 Sale price $494.99 -
Sold outVendor:Supertech
Supertech Spring Seat Locator for SPR-TS1015 Honda LS Head 2.20mm - Set of 8 (Exhaust Side Only)
Regular price $82.99Regular price$103.46-$20.47 Sale price $82.99 -
Sold out
Vendor:SupertechSupertech Titanium Retainer for SPR-H1000 / 6.6mm Valve Stems - Set of 8
Regular price $134.99Regular price$168.64-$33.65 Sale price $134.99 -
-$30.88
Vendor:SupertechSupertech Titanium Retainer for SPR-H1000 Series - Set of 8
Regular price $123.99Regular price$154.87-$30.88 Sale price $123.99 -
Sold out
Vendor:SupertechSupertech Titanium Retainer for SPR-H1000 Series - Set of 24
Regular price $371.99Regular price$464.61-$92.62 Sale price $371.99 -
Sold out
Vendor:SupertechSupertech Titanium Retainer for SPR-H1000 Series - Set of 16
Regular price $247.99Regular price$309.74-$61.75 Sale price $247.99 -
Sold out
Vendor:SupertechSupertech Titanium Retainer for SPR-H1000 Series - Set of 12
Regular price $185.99Regular price$232.31-$46.32 Sale price $185.99 -
Sold out
Vendor:SupertechSupertech VW Intake/Exhaust Valve Guide Conversion From 8mm to 7mm Stem - Set of 10
Regular price $80.99Regular price$101.03-$20.04 Sale price $80.99 -
Sold out
Vendor:SupertechSupertech Toyota 2JZ-GTE / Nissan RB25 DOHC (w/Hydraulic Lifter) 6mm Valve Ti Retainer - Set of 24
Regular price $371.99Regular price$464.61-$92.62 Sale price $371.99 -
Sold out
Vendor:SupertechSupertech Toyota 2ZZ-GE 5.5mm Stem 6 Degree Factory Locks Retainer
Regular price $15.99Regular price$19.37-$3.38 Sale price $15.99 -
Sold out
Vendor:SupertechSupertech Nissan VQ35/VK56DE 33.35 (+2)x5.95x94mm Flat Inconel Exh Valve - Single (Drop Ship Only)
Regular price $65.99Regular price$81.85-$15.86 Sale price $65.99 -
Sold out
Vendor:SupertechSupertech BMW S63 (V8) 32V Black Nitrided Intake Valve - Set of 16 (Use w/ Keeper KPR-6S-7)
Regular price $430.99Regular price$537.86-$106.87 Sale price $430.99 -
Sold out
Vendor:SupertechSupertech BMW S63 V8 32v 29mm(std) x 5.95 x 106mm Inconel Sodium Filled Exhaust Valve - Set of 16
Regular price $924.99Regular price$1,155.37-$230.38 Sale price $924.99 -
Sold out
Vendor:SupertechSupertech Titanium Retainer for SPR-TS1015 Subaru STI (Under The Bucket Shim) - Set of 16
Regular price $247.99Regular price$309.74-$61.75 Sale price $247.99 -
Sold out
Vendor:SupertechSupertech Audi/VW 2.0T TFSI 16V +1mm OS Black Nitrided Intake Valve - Single (Drop Ship Only)
Regular price $26.99Regular price$32.79-$5.80 Sale price $26.99 -
Sold out
Vendor:SupertechSupertech Yamaha YZR-R6 27x4.47x94.5mm Flat Face Titanium Intake Valve - Set of 8
Regular price $748.99Regular price$935.22-$186.23 Sale price $748.99 -
Sold out
Vendor:SupertechSupertech Yamaha YZR-R6 27mm x 4.47mm x 94.5mm Flat Face Titanium Intake Valve
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 10-13 Yamaha YZ450F 36x5.48x83.80mm Titanium Intake Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 03-09 Yamaha YZ-450 27.0x4.48x77.25mm Std Titanium Intake Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 10-17 Yamaha YZ450F Titanium Intake Valve - Single
Regular price $109.99Regular price$136.78-$26.79 Sale price $109.99 -
Sold out
Vendor:SupertechSupertech 03-09 Yamaha YZ-450 27.0x 4.48x 76.35mm Std Titanium Intake Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 2019 Yamaha YZ250F 31x4.98x82.95mm Dished Titanium Intake Valve - Single
Regular price $105.99Regular price$132.46-$26.47 Sale price $105.99 -
Sold out
Vendor:SupertechSupertech 01-13 Yamaha YZ250 23x3.98x80.15mm Titanium Intake Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 2015 Yamaha YZF250 32x4.98x83.6mm (+1mm OS) Flat Face Titanium Exhaust Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99 -
Sold out
Vendor:SupertechSupertech 2015 Yamaha YZF250 31x4.98x83.6mm 50 Deg Seat Angle Titanium Intake Valve - Single
Regular price $93.99Regular price$116.90-$22.91 Sale price $93.99
