Supertech designs manufactures, and offers performance valves, pistons, and valvetrain components for the automotive and racing industry.
Who is the owner of Supertech
Willy Tagliavini owns Supertech Performance, based in San Jose, California.
MAPerformance carries Supertech products
For the best selection of Supertech inventory 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 only the best products that enhance both cosmetic and performance aspects of your car.
Buying 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 part-buying experience as much as you care about your ride.