My modified Volkswagen Golf R takes on a 900-mile road trip from California to Las Vegas after getting a water-methanol ...

Water injection has been around forever, but after going in and out of fashion for decades, it's gaining a firm foothold in the performance-car world. A big reason is Matt Snow at Snow Performance is ...

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 ...

When it comes to pump-gas performance, the name of the game is usually compromise. Unfortunately for turbo LS (or other) enthusiasts, real street (and some track) cars walk that fine line between ...

Along with Hennessey Performance Engineering and ProCharger, Extreme Turbo Systems is boosting the mid-engine ‘Vette as we speak. Previewed four weeks ago, the twin-turbo V8 upgrade has finally hit ...