An 805-wheel-horsepower Porsche 911 Turbo S takes on the factory-stock McLaren 720S in a series of quarter-mile drag races.

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 ...

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 ...

There are many ways to add power to your vehicle. It ranges from the cost-efficient modifications you can make to the more expensive engine and supercharging upgrades your mechanic will have to ...

If you're perusing all of the great content on this web site, than you my friend are a performance junkie like us. We are continuously looking for new ways to improve the performance of our rides, and ...

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 ...

Although post injection (PoI) mode is a prominent technique for attaining lower carbon-based emissions from diesel engines, it offers a disadvantage of higher fuel consumption. In this work, PoI mode ...