hey guys....im lookin to purchase a b6 s4....test drove it and loved it but what upgrades are out there for it other than a s/c? i have two friends with a 350z and an e36 m3 to tag along with on the roads and wanna be able to take em.

 

Chip
Downpipes
Exhaust
Intake
Brakes
Suspension

I gave you some suggestions in that other thread....