I think it is really only of benefit on a forced induction motor but I put one on my N/A motor just because of all the talk people have about the throttle bodies on these mustangs getting fouled over time. I went with a can from Stef's (buddy used a moroso can) and some pushlok lines, AN fittings and a spring to keep the hoses from collapsing. You can find a writeup with parts list etc from my post here: