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 ...

Boost controllers are essential for anyone looking to maximize the performance of their turbocharged engines. These devices ...

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 ...

It's interesting to note that while turbocharging an engine seems to be the latest and greatest method of forced induction, the concept is actually quite old, having been in practice for nearly 100 ...