Building a boost controller is a “slippery slope” sort of mod. Once you complete this you’re just going to want/need to modify something else in the system. A turbo-charger improves the performance of ...

I seem to have seen articles on these in US hot-rod magazines, basically they enable you to adjust wastegate (or blow off valve) to regulate the level of boost; useful for competition purposes, I ...

There's more than one way to control boost on a turbocharged car. Some methods are more expensive than the turbo they're designed to control, others cost less than the burrito I had for lunch. There ...

Okay, so you’ve built your manual boost controller and want to know what to add next? Water injection is the answer. Okay maybe if the original question was “what’s the last thing you want to spray ...