Not sure which 2004 Audi A4 Performance Exhaust Systems are right for you? We have over 7601 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"meets and exceeds my expectation compared to other similar units on the market" —Vincent H from San Francisco, CA bought a Magnaflow Exhaust Systems for a 2004 Audi A4, AWD, turbocharged 1.8L 4-cyl. engine.