Flowmaster 10 series and new pully and nitto 555
I have a 04 cobra. It has flowmaster 10 series and I was wondering how much hp that adds? Also thinking of changing the supercharger pulley any advice on what one to use? I was also thinking of putting nitto 555 tires on it.or does someone recommend different type of tire Any advice is welcome ty
Last edited by Aces8998; 12-20-2015 at 12:15 AM.
Reason: Adding some info