Quote Originally Posted by ChaosMaster View Post
I/H/E will prob give you a 10kw boost ATW. It's not a lot, although an ECU afterwards would make a lot more as the engine will be optimised for it. However, depending on which model parts you're getting, the cost could be more than getting an S/C kit...
You still need a tune for a S/C kit, and you still need a intake for the supercharger.