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.
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Vendor:SupertechSupertech VW 1.8L/2.0L 8V 7mm stem Dual Valve Spring Kit
Regular price $314.99Regular price$393.35-$78.36 Sale price $314.99 -
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Vendor:SupertechSupertech VW 1.8L/2.0L 8V 8mm Stem (Race Only) Dual Valve Spring Kit (8mm Stem)
Regular price $292.99Regular price$365.76-$72.77 Sale price $292.99 -
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Vendor:SupertechSupertech VW 1.8L/2.0L 8V 7mm Stem (Race Only) Dual Valve Spring Kit (7mm stem)
Regular price $292.99Regular price$365.76-$72.77 Sale price $292.99 -
-$222.54
Vendor:SupertechSupertech Toyota 2UZ-FE V8 32V Single Valve Spring Kit
Regular price $894.99Regular price$1,117.53-$222.54 Sale price $894.99 -
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Vendor:SupertechSupertech Toyota 1ZZ-FE Single Valve Spring Kit
Regular price $564.99Regular price$705.83-$140.84 Sale price $564.99 -
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Vendor:SupertechSupertech Nissan CA18DE Single Valve Spring Ki
Regular price $482.99Regular price$602.86-$119.87 Sale price $482.99 -
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Vendor:SupertechSupertech Nissan VQ35DE 24V/VK56 32V Single Valve Spring Kit
Regular price $670.99Regular price$838.14-$167.15 Sale price $670.99 -
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Vendor:SupertechSupertech Honda Integra LS B18A/B Single Valve Spring Kit
Regular price $564.99Regular price$705.83-$140.84 Sale price $564.99 -
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Vendor:SupertechSupertech Opel/Vauxhall Z20LET 16V Dual Valve Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
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Vendor:SupertechSupertech Nissan VG30 Dual Valve Spring Kit
Regular price $794.99Regular price$992.55-$197.56 Sale price $794.99 -
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Vendor:SupertechSupertech Toyota 1ZZ-FE Dual Valve Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
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Vendor:SupertechSupertech Toyota 1GR-FE 24V Dual Valve Spring Kit
Regular price $944.99Regular price$1,180.03-$235.04 Sale price $944.99 -
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Vendor:SupertechSupertech Subaru EJ20/25 64lbs/36mm Dual Spring Kit
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
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Vendor:SupertechSupertech Subaru EJ20/25 64lbs/36mm Dual Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
Sold outVendor:Supertech
Supertech Subaru EJ20/25 70lbs/35.5mm Dual Valve Spring - Single (Drop Ship Only)
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
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Vendor:SupertechSupertech Subaru EZ30 (1st Gen) Dual Valve Spring Kit
Regular price $878.99Regular price$1,097.29-$218.30 Sale price $878.99 -
-$156.69
Vendor:SupertechSupertech Subaru Impreza EJ25 Dual Valve Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
-$145.57
Vendor:SupertechSupertech Subaru WRX/STi 16V Dual Valve Spring Kit
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
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Vendor:SupertechSupertech Subaru WRX/STi 16V Dual Valve Spring Kit
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
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Vendor:SupertechSupertech Subaru EJ20/25 70lbs/35.5mm Dual Valve Spring Kit (w/Steel Retainers)
Regular price $566.99Regular price$707.84-$140.85 Sale price $566.99 -
-$145.57
Vendor:SupertechSupertech Subaru WRX/STi 16V Dual Valve Spring Kit
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
-$235.04
Vendor:SupertechSupertech Nissan RB26DET 24V Dual Valve Spring Kit
Regular price $944.99Regular price$1,180.03-$235.04 Sale price $944.99 -
-$235.04
Vendor:SupertechSupertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit
Regular price $944.99Regular price$1,180.03-$235.04 Sale price $944.99 -
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Vendor:SupertechSupertech Mitsubishi 420A Dual Valve Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
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Vendor:SupertechSupertech Nissan CA18DET 16V Dual Valve Spring Kit
Regular price $585.99Regular price$731.56-$145.57 Sale price $585.99 -
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Vendor:SupertechSupertech Nissan VQ35DE 24V/VK56 32V Dual Valve Spring Kit
Regular price $1,259.99Regular price$1,573.37-$313.38 Sale price $1,259.99 -
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Vendor:SupertechSupertech Nissan VQ35DE 24V/VK56 32V Dual Valve Spring Kit
Regular price $878.99Regular price$1,097.29-$218.30 Sale price $878.99 -
-$218.30
Vendor:SupertechSupertech Nissan VQ35DE 24V/VK56 32V Dual Valve Spring Kit
Regular price $878.99Regular price$1,097.29-$218.30 Sale price $878.99 -
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Vendor:SupertechSupertech Toyota 3SGTE Dual Valve Spring Kit
Regular price $529.99Regular price$661.68-$131.69 Sale price $529.99 -
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Vendor:SupertechSupertech Toyota 3SGTE Dual Valve Spring Kit (Flatten Valve Guide Boss for Inner Spring to 0160in)
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
-$156.99
Vendor:SupertechSupertech 02-07 Mini Cooper 1.6L Dual Valve Spring Kit
Regular price $630.99Regular price$787.98-$156.99 Sale price $630.99 -
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Vendor:SupertechSupertech Honda Integra LS B18A/B Dual Valve Spring Kit
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99 -
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Vendor:SupertechSupertech Subaru EJ25 Dual Valve Spring Kit
Regular price $661.99Regular price$827.11-$165.12 Sale price $661.99 -
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Vendor:SupertechSupertech Nissan GTR VR38DETT 24V Dual Valve Spring Kit
Regular price $944.99Regular price$1,180.03-$235.04 Sale price $944.99 -
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Vendor:SupertechSupertech Ford ECOBOOST 2.0L/2.3L Dual Valve Spring Kit (Use with OEM seal)
Regular price $629.99Regular price$786.68-$156.69 Sale price $629.99