Search from 16 Audi A4s for sale, including a Used 2003 Audi A4 1.8T Cabriolet, a Used 2003 Audi A4 1.8T Sedan, and a Used 2003 Audi A4 1.8T quattro Avant. Shop millions of cars from over 21,000 dealers and find the perfect car. Research 2003 Audi A4 Cabrio 2D 1.8T prices, used values & A4 Cabrio 2D 1.8T pricing, specs and more! Research the 2003 Audi A4 at and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory. Get both manufacturer and user submitted pics. We analyze millions of used cars daily. Save $5,590 on a 2003 Audi A4 3.0 Cabriolet FWD near you. Find 58 used 2003 Audi A4 as low as $2,799 on®. Search over 10,800 listings to find the best local deals. 2003 Audi A4 Pictures: See 750 pics for 2003 Audi A4. Browse interior and exterior photos for 2003 Audi A4. Find 2003 Audi A4 for Sale .