I want to make my 2004 pontiac Grand Prix faster. I already have a k & n air intake but I'm limited on money so I can shell out money for a supercharger kit. Is there anything else I can do to make my car faster. I already have a less restrictive exhaust planned.
Don't waste money on the exhaust.
2011 Mitsubishi Lancer GTS - DD mode
1991 Mitsubishi 3000GT - Many mods to come