GMC Sierra 3500 Headers

The experts at Speedway Motors have carefully curated a selection of the best Headers - backed by our industry leading expert support and decades of experience. With a great catalog of GMC Sierra 3500 Headers for sale, and a variety of options available, you're sure to find the ideal custom or universal Headers for your vehicle. We stock Headers from brands that you trust including BBK Performance, JBA Headers and Patriot Exhaust. Shop with confidence and choose from 8 GMC Sierra 3500 Headers that deliver on our promise of quality.

Speedway Motors offers many types of headers for GMC Sierra 3500, including Shorty and Full-length. We don't sell cheap GMC Sierra 3500 Headers made from thin, low-grade materials, but without our GMC Sierra 3500 weld-up kits you can still save money. Our selection of GMC Sierra 3500 big block headers are available in Steel and Stainless Steel. Choosing a durable finish can help fight corrosion, which is why we offer Ceramic Coated, Raw, Chrome, Temporary Paint and Painted finishes for this application. Various header colors, including Natural, Silver, Black and Chrome are available to match your individual needs. We’re exactly what you’ve been looking for, a GMC Sierra 3500 Headers distributor bolstered by a staff of technical experts that other online sellers just can’t match.

Headers are subjected to extreme temperatures, which is why our Headers are manufactured from 16-gauge 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 flange shapes designed to perfectly match Round exhaust port shapes. If you’re searching for GMC Sierra 3500 Headers near me, then you don’t need to look further than Speedway Motors thanks to our strategic distribution centers spread out across the country.

Available Headers port widths range from factory to aftermarket sizes while port heights range from low to high port. Correctly matching exhaust port size to primary tube diameter helps maintain exhaust gas velocity for better volumetric efficiency, which is why we offer GMC Sierra 3500 long tube headers tube diameters ranging from 1-3/4", 1-5/8" Speedway Motors has a legacy of supplying GMC Sierra 3500 big block headers that help our customers build their best cars and live their best moments.

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 multiple 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 makes it easy to get the GMC Sierra 3500 LS swap headers you need, delivered fast.

Speedway Motors aims to be your one-stop-shop for Headers. As such, our GMC Sierra 3500 long tube headers can be ordered with gaskets. The same can be said of the installation hardware, which can be optioned with your Headers. From high-tech Headers that give you an edge, to time-tested & proven parts that keep you in the chase, Speedway Motors is what moves you.

Why will Speedway Motors be your favorite spot for all things automotive, including GMC Sierra 3500 LS swap headers? We have the know-how to help you get what you need and get it installed, because our employees are Racers and Rodders too. We’re proud of the expertise of our veteran staff of techs, who are waiting to answer any questions you might have about our Headers - from checking fitment to helping with installation and everything in between. From our humble roots in 1952 as a local speed shop to the racing and rodding powerhouse you see today, our family-owned business has always focused on our mission to bring customers reliable delivery, affordable prices, high quality parts, and the best GMC Sierra 3500 long tube headers online.