GMC S15 Headers

Since 1952, Speedway Motors has been committed to providing a broad selection of high-quality, affordable Headers - in stock and ready to ship to your doorstep. With a curated catalog of GMC S15 Headers for sale, and options to fit your needs including custom, direct fit, and universal Headers for your needs. We stock Headers from top brands like Flowtech Exhaust, Patriot Exhaust and Speedway Motors. Browse our catalog of 7 GMC S15 Headers chosen by our team for their quality and affordability.

Speedway Motors offers many types of headers for GMC S15, including Shorty and Full-length. We don't sell cheap GMC S15 Headers made from thin, low-grade materials, but without our GMC S15 weld-up kits you can still save money. Our selection of GMC S15 big block headers are available in Steel and Mild Steel. Choosing a durable finish can help fight corrosion, which is why we offer Ceramic Coated, Raw and Painted finishes for this application. Various header colors, including Natural, Silver and Black are available to match your individual needs. Racers and Rodders choose us when they need a reliable GMC S15 Headers supply supported by a dedicated staff of experienced Racers and Rodders that other online sellers simply can’t compete with.

Headers are subjected to extreme temperatures, which is why our Headers are manufactured from heavy-wall tubing and heavy-duty flanges ranging 1/3 Inches. Cylinder head design changes can make shopping for Headers difficult, but we make it easy with Standard and Round Port flange shapes designed to perfectly match Round exhaust port shapes. If you’re looking for GMC S15 Headers near me, then your friends at Speedway have you covered thanks to our nationwide distribution network.

Available Headers port widths range from 1.48" - 1.48" while port heights range from 1.58" - 1.58". Correctly matching exhaust port size to primary tube diameter helps maintain exhaust gas velocity for better volumetric efficiency, which is why we offer GMC S15 long tube headers tube diameters ranging from 1-1/2", 1-5/8" As partners in your passion, we aim to supply the GMC S15 big block headers you need to get the job done right, the first time.

Header collector diameter and length are also tuning elements to consider, which is why we offer 2-1/2 Inch and 3 Inch collector diameters in 2.5" - 2.5" lengths. Headers are available with or without collector reducers, which can be fastenened to the Headers in a variety of ways (3-bolt flange). Speedway Motors GMC S15 LS swap headers are delivered quickly, efficiently and without any hassles.

Speedway Motors aims to be your one-stop-shop for Headers. As such, our GMC S15 long tube headers can be ordered with gaskets. The same can be said of the installation hardware, which can be optioned with your Headers. Shop Headers at Speedway Motors, where automotive ingenuity and craftsmanship are celebrated every day.

Why choose Speedway Motors over the other guys for your GMC S15 LS swap headers? We’re here to support your passion like nobody else, because our employees are Racers and Rodders too. We take pride in the expert knowledge of our veteran tech team, who are waiting to answer any questions you might have about our Headers - so you can rest easy knowing we have your back, before and after you buy from Speedway Motors. From our company’s beginnings in 1952 to the haven for Racers and Rodders we’ve become today, our family run business has never strayed from our promise of providing hassle free ordering & delivery, affordable prices, a specialized selection of quality parts, and the best GMC S15 long tube headers available.