Originally Posted by Bladecutter

If you don't know already, the parts between any supercharged and n/a engine will be different, due to the entirely different design components used between the motors, and the routing of the airbox and inlet tubes.

THe ONLY part that will swap back and forth between the two engines that you can buy aftermarket would be a nitrous kit.

So if you want more performance now, buy a nitrous kit.

BC.