If you own a vehicle with a turbo or supercharger and are looking for more power, a water/methanol injection kit might be just what you need. One of the problems and limiting factors to forced ...

Diesel particulate filters are a double-edged sword. They allow manufacturers to meet strict modern emissions requirements and build trucks with world-record torque output, but that comes at the price ...

Cold air is good. Hot air is bad. Every gearhead, young and old, is familiar with this line of thinking. We buy hoodscoops, cold-air intakes, and all other manner of contraptions to help feed our ...