SPD can manufacture or custom build racing headers for any motor sports application. All of our exhaust component headers are built with our own high quality American manufactured components. We use large radius, wrinkle free mandrel bends to ensure high flow and minimize any turbulence. We Tig weld all our headers to ensure professional quality and appearance. Our headers are available in 304 or 321 Stainless Steel or Mild Steel .We include our own CNC machined 3/8” thick Header Flanges for maximum sealing and proper cylinder head fit. Our Headers are offered with either 4 into 1 Merge collectors, for maximum power potential throughout the full RPM range, or 4-2-1 Tri Y collectors, for maximum low to midrange torque. For the Stock Car market we manufacture race headers and exhaust systems for NASCAR’s Elite Division & Weekly Series, as well as other Super Late and Late Model Asphalt Racing series: Sunoco, Southern All Stars, Romco, and more. Race headers and systems to fit most popular Perimeter and Straightrail/Offset chassis, such as: Port City, Victory Circle, Lefthander, Hamke, Howe, and more. In addition, we offer a race muffler to meet the muffler sound requirements of most all late model series. For the Drag racing market we offer full Zoomie Header Kits for T/F, T/A, & A/F Dragsters and Funny Cars. In addition to stock and drag cars, SPD can build custom race headers for just about any type of race vehicle: Sprint Cars, Salt Flat Racers, Trans Am, open wheel series, off road trucks, and more. Buy the best in exhaust component headers at SPD.