Auto parts stores sell products for nearly every part of your car. And there are still some services you can get for free.

How-To install parts is the focus of the MotorTrend How-To Parts section, where you’ll find out how to put parts on your car and more the DIY way.

Nitrous oxide is a powerful oxidizer. What this means is that if you pump it into an engine along with additional fuel, you can make a lot more power at the push of a button. Often referred to as ...

Compare plans tailored to your car & budget. Upgrading or repairing your car stereo can range from a simple do-it-yourself (DIY) task to a substantial investment, depending on your needs. Whether ...

Last month, we covered the process of bolting in a set of Corbeau’s fabulously supportive A4 seats into Scarlett, our ’72 coupe project car. As well as the seats hold onto you, though, you still have ...