But regardless of how good something works, it still needs to be tested using the proper channels and then certified before any automotive enthusiasts can legally use it on a pollution-controlled ...

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 ...

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 ...