Not sure which 2008 Audi A4 Air Intake Systems are right for you? We have over 15237 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:
"I have had this on a few of my cars and trucks and without a doubt the nicest sound, easiest to install and the best to maintain. Will keep on buying these for each of my cars as long as AEM keeps providing such an amazing product." —Joshua S from Kingston, WA bought an AEM Cold Air Intake System for a 2008 Audi A4.