Originally Posted by HemiLonestar
Gotta read the whole thing...it says "when you supercharge"
Some kits come with them, some don't. There are alot of them out there, do a little research and you'll probably find more than you bargained for.
Umm, I think he answered the question right.
I/C are used with turbo'd and S/Cs. There's a few different kind, but the two most popular is air to air and water to air.
You dont need a I/C for a n/a motor.