![Supertech 13.50mm Max Lift BMW Dual Valve Spring Kit - Set of 24 | Multiple BMW Fitments (SPRK-H100DR-BM-ST)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-h100dr-bm-st-29784352587846.jpg?v=1669045914&width=480)
![Supertech 12.70mm Max Lift Dual Valve Spring Kit | Multiple BMW Fitments (SPRK-H1000D-BM)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-h1000d-bm-29780022624326.jpg?v=1668808676&width=480)
![Supertech 14.80mm Max Lift Dual Valve Spring Kit | 1993-2001 Honda Prelude (SPRK-H1000D)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-h1000d-29779995787334.jpg?v=1668808317&width=480)
![Supertech 12.30mm Max Lift Single Valve Spring Kit - Set of 16 | Multiple Honda / Acura Fitments (SPRK-H1003S-J32)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-h1003s-j32-29784208146502.jpg?v=1669042672&width=480)
![Supertech Conical Spring Kit - Rate 7.25lbs/mm | Multiple BMW Fitments (SPRK-FE20N54-BE2)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-fe20n54-be2-29779967803462.jpg?v=1668807972&width=480)
![Supertech 13.90mm Max Lift Dual Valve Spring Kit - Requires Smaller Seal | 2005-2007 Chevrolet Cobalt SS Supercharged Coupe (SPRK-EC3027D)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-ec3027d-29779933986886.jpg?v=1668807242&width=480)
![Supertech 12mm Max Lift Conical Spring Kit | Multiple BMW Fitments (SPRK-FE20N54-BE)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-fe20n54-be-29779949387846.jpg?v=1668807595&width=480)
![Supertech 14.70mm Max Lift Dual Valve Spring Kit | Multiple Audi / Volkswagen Fitments (SPRK-AUDI18T-DR)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-audi18t-dr-29779930644550.jpg?v=1668807238&width=480)
![Supertech 12.90mm Max Lift Dual Valve Spring Kit | 1994-2005 Mazda Miata (SPRK-1012-M18D)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-1012-m18d-29779890044998.jpg?v=1668805774&width=480)
![Supertech Dual Valve Spring Kit w/ Steel Retainers | Multiple BMW Fitments (SPRK-2521/2BM- ST)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-2521-2bm-st-29779911901254.jpg?v=1668806331&width=480)
![Supertech 9.90mm Max Lift Single Valve Spring Kit | 1995-2002 Nissan Skyline (SPRK-2081-RB25)](http://www.maperformance.com/cdn/shop/products/supertech-sup-sprk-2081-rb25-29779901907014.jpg?v=1668806135&width=480)
![Supertech Honda K20/K24/F20C1/F22C1 Dual Valve Spring - Set of 16 | Multiple Acura/Honda Fitments (SPR-H1019D-16)](http://www.maperformance.com/cdn/shop/products/supertech-sup-spr-h1019d-16-30005570306118.jpg?v=1677870934&width=480)
![Supertech Honda K20/K24/F20C1/F22C1 Dual Valve Spring - Single | Multiple Acura/Honda Fitments (SPR-H1019D)](http://www.maperformance.com/cdn/shop/products/supertech-sup-spr-h1019d-30005564997702.jpg?v=1677870574&width=480)
![Supertech Honda K20/K24 Dual Valve Spring - Set of 16 | Multiple Honda/Acura Fitments (SPR-H100DR-16)](http://www.maperformance.com/cdn/shop/products/supertech-sup-spr-h100dr-16-30005486190662.jpg?v=1677867335&width=480)
![Supertech Dual Valve Spring - Set of 16 | Multiple Honda / Acura Fitments (SPR-H1005D-16)](http://www.maperformance.com/cdn/shop/products/supertech-sup-spr-h1005d-16-29801981935686.jpg?v=1669654294&width=480)
Supertech
Supertech parts are truly the best on the market, made from high-quality stainless steel for maximum strength and durability. Supertech’s engineers have top-notch technical expertise who design performance valves, pistons, and valvetrain components for the automotive and racing industry.
For the best selection of Aftermarket Supertech Parts like high performance engine valves, Supertech heating parts, and automotive engine valves, there's no better place to buy than at MAPerformance. We carry the highest-quality selection of racing valves on the internet. Shop from the best aftermarket wide range of quality control instrumentation, cooling system cleaner, and flush coolant products at the lowest price on the web, guaranteed thanks to the MAPerformance Price Match Guarantee.
When it comes to aftermarket auto parts, quality matters. That's why we sell Supertech performance parts that enhance both cosmetic and performance aspects of your car.
Buying custom valves and inventory like Supertech K Series products from MAPerformance, you'll get great perks like fast, free shipping on orders over $199, and a hassle-free 90-day return policy. We care about your ongoing projects part-buying experience as much as you care about your ride.