2005 BMW M3 Electrical, Lighting and Wiring Parts

Check out this headlight wiring and taillight wiring diagram.

Read how to wire a lightning sprint engine. This detailed account of how to successfully wire an engine will ensure a smooth installation.

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Are your gauges reading erratically or does your car run out of power at high rpm? It may be the cause of a bad ground. Speedway Motors can show you how to diagnose and fix the problem in no time at all!

Learn how to install 1970-73 RS Camaro reproduction parking lamps and how to overcome some obstacles during the installation.

Speedway Tech Zach discusses the Pertronix Ignitor III conversion in his '55 Chevy.

Tim demonstrates the brake assembly with a Wide 5 drum brake and Speedway's new self-energizing backing plate.

Jess M talks about the finishing touches she put on the soft top insert of her 1933 5-window Ford coupe.