So what do you do when you've built your motor, strapped on the biggest turbo you can tolerate and basically tuned your forced-induction car to the teeth-but you still want more power? More boost ...

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 ...

It's a rare thing when a magazine tests the exact same product twice, but that's exactly what we're doing here. Back in our Aug. '11 issue ["Hooked On Meth"], we installed and dyno tested a Snow ...

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 ...

The idea of injecting an incompressible, incombustible liquid into an engine appears, upon initial consideration, like an inadvisable move. After all, those who have watched a driver tackle deep water ...

While Oldsmobile, Saab, and even BMW have dabbled in water-injection systems for production cars over the years, Porsche has been quietly filing patents that indicate a strong interest in refining ...

Yeah, sure, the BMW M4 GTS has a boy-racer huge rear wing, enough custom bodywork to make the guys at Mansory look twice and factory-fitted six-point harness-equipped racing seats that, sadly, aren’t ...

Hello David, a water-methanol injection (WMI) kit is designed for vehicles with forced induction systems, such as turbochargers or superchargers. This system injects a mixture of water and methanol ...