GM B-Body Accessory Horns

Learn how to hook up a horn button in your vehicle. Watch our video on the install of an Ididit car horn button and our video on turn signal synchronization.

If you're going to buy a horn isn't it nice to know what it sounds like first? That's why Speedway produced a helpful video to hear the differences in the unique horns that we offer.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

Speedway Motors employee Steve upgraded the trailing arms on his 1976 Chevrolet Laguna with some spherical bushings.

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

Here's a handy guide to familiarize you with our G-Comp line of performance suspension systems.

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!