Since putting my '46 roadster pickup on the street, the cheap aftermarket GM-style starter motor had become more and more lazy, to the point where it would need to cool down for an hour or so before ...

It’s a time-honored tradition for late-model Mustangs. Upgrading to a performance exhaust system not only improves horsepower, it also adds that Mustang-specific exhaust tone that has been so popular ...

1. When shopping for a set of headers, consult the owners of similar header-equipped cars. They can usually tell you if any fitment problems exist with their particular header brand. 2. While at the ...

We gave our BMW Z8 a full performance makeover with Supersprint headers and complete exhaust system, followed by a Stage 2 ECU tune and dyno session! Hear the raw sound, see the full install, and ...

Wish there was a way you could add more power to your high-performance vehicle with less effort, while reducing underhood temperatures at the same time? An invention called header wrap does just that, ...

Once we lifted our '85 4Runner and slapped a meaty set of 32s under the fenders, the little 22RE four-cylinder threw in the towel. It was like it wasn't even trying anymore. Since gears are still on ...