Modifying your spark plugs by "side gapping" is a legendary tuner trick. Does it actually boost horsepower, or is it just a myth? We checked the data.

Some of the spark plug myths that you should stop listening to include the claims that performance plugs add power and that ...

Road-trippers will be able to charge their electric vehicles at tourism destinations, in what one state hopes will be a win for the regions.

We may receive a commission on purchases made from links. DIY car engine maintenance is hardly rocket science, but simple tasks can become unexpectedly difficult and seriously disrupt your routine. It ...