Stereo wiring harnesses are provided by most OEMs, so you can connect your aftermarket car audio system without actually getting rid of the factory speaker plugs.

After seeing the condition of our factory harnesses, rewiring is probably one of the first things I’ll do to any older car I buy. Assuming you’re not modifying it (that comes later), you can ...

Everything that runs on your car does so by wires. Fans, pumps, gauges, lights; you name it. Without wiring, the car won’t start, won’t run, and eventually won’t enable you to get very far.

For comparison, Painless Performance, a company that builds wiring harnesses for restorations, tells us that a bare-bones muscle car’s harness weighs less than 10 pounds.

These harnesses can be made in sections on automated production lines. They are also lighter than traditional harnesses. Read Also: Volkswagen Delays Launch Of ID.5 To May Due To Lack Of Wiring ...

Rodent-damaged wiring in cars has become so widespread that several class-action lawsuits have been levied at automakers. Read more at Car and Driver.