Audi Exchange provides the best selection of CPO Audi car and SUV specials at the best prices in the Schaumburg, Arlington Heights and the greater Chicago, IL area. If you can't find what you're looking for, be sure to check out our new Audi specials or our used Audi deals. We carry the most popular used Audi models like the Audi A3, A4, A5, A6, A7, A8, Q3, Q5, Q7, R8, S3, S4, S5, S6, S7, SQ5, TT, TT RS, TTS and more! Call or stop by our used Audi dealership in Highland Park, IL and let one of our experts help you find the perfect pre-owned Audi vehicle today.