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 ...

The examples on the left show what not to do, while the images on the right demonstrate the proper technique. Don’t allow more than 1 inch of movement either forward and back or side to side when ...

Compare plans tailored to your car & budget. Upgrading or repairing your car stereo can range from a simple do-it-yourself (DIY) project to a major investment, depending on what you want to replace ...

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

Many of us go to Costco when we're ready to stock up on mass amounts of our favorite goods, whether that's snacks or paper towels, knowing we'll leave with a full cart and maybe a few surprises. If ...