The engine you have under your hood today is a far cry for the one in your dad’s ’57 Chevy. Like everything else in the world, engines have gone hi-tech. Even headers. Hedman HTC Coated Hedders are coated with a Hi-Tech Coating that is made of a ceramic and metallic composite that makes them heat resistant. It makes them so resistant to heat that temperatures of 1300 degrees Fahrenheit are not a problem at all. That means that no matter how hot your high performance engine gets, Hedman HTC Coated Hedders can take it and take it while still giving you all the power and torque your engine can pump out. This Hi-Tech Coating also means that the headers will never rust or wrap. For over 50 years Hedman exhaust components have been the choice of profession and backyard mechanics, alike. They know the Hedman reputation for reliability, dependability unmatched strength and ruggedness. And Hedman HTC Coated Hedders are no exception. They are made using aerospace technology, which truly makes them as hi-tech as you can get. Be a champion and drive what the champions have on their engines. Hedman. The only name in exhaust systems. Automobile enthusiasts always want an outstanding level of support when ordering dependable auto parts. That's why we maintain an always-online sales support call desk to support all your requests. To make a good deal even better, all parts come with totally free shipping for all orders $50 or more. If you spot a lower price elsewhere, let us know - we always beat any legitimate auto part price.