Not sure which 2004 Subaru Impreza 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:
"Great looking and even better sounding. Noticed increase in horsepower immediately. Couldn't be happier!!" —Lucas G from Stirling, NJ bought a Magnaflow Exhaust Systems for a 2004 Subaru Impreza.