Upgrades [Archive] - Audi Forums

: Upgrades

10-25-2007, 12:22 PM

I have an S4 2004 V8 that I would like to add a little... well.... as much power as I can to it without going over to the supercharger. I would have to sell myself on the streets to afford it and I would like to find an inexpensive to add some ponies to her. Please advise....