Truck Electrical, Lighting and Wiring Parts

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.

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

Learn the importance of proper electrical grounding and how it affects not only starting, but accessories and lighting as well.

Crimping or soldering automotive wiring are both viable options, but in some cases, it is preferable to do one vs the other

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!

Check out this headlight wiring and taillight wiring diagram.

If you're considering upgrading your classic car's charging system with an generator to alternator conversion, here are some helpful tips.

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.

There are several aspects of a properly relocated battery installation. Our guide will help you ensure that your relocation goes smoothly.

Learn how to install spark plug wire terminal ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire crimping tool.