Muscle Car Electrical, Lighting and Wiring Parts

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

Why convert to an LED-style headlight or taillight system? Click here to find out how to do it the easy way!

Learn how to wire dual electric radiator fans. Use our dual fan wiring diagram and guide to make sure you properly wire your fans to your thermostat.

LEDs. Fantastic litle things with many uses, but sometimes they can leave a bit to be desired.Take into consideration, the flimsy plastic lenses. Speedway Motors product guru Jeff K. noticed their appearance. And so he did something about it.

Ammeters and voltmeters are two very different ways of monitoring your vehicle’s charging system. Both are better than an “idiot light” but which one is right for your build?

Pat shows off how easy wiring your LS can be with our LS wiring kit.

Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires in our spark plug wire buyer's guide

Learn how to hook up a 1-wire alternator on your vehicle. 1-wire alternators are perfect for engine swaps or just keeping things simple for your project.

Our side mirrors with LED turn signals are a quick upgrade you can make to your car to set it apart.

Little is thought of your engine’s starter until it refuses to turn your engine over at the worst possible moment. Today’s powerful mini starters can crank the biggest engines with ease. Learn how in our buyer’s guide.