Audi A4

The Audi A4 collection at Revline features aftermarket performance parts designed to enhance power, sound, and handling across multiple generations of the A4. From exhaust systems and cold air intakes to coilovers, suspension upgrades, intercoolers, and ECU tuning solutions, these parts are engineered to deliver more horsepower, sharper throttle response, and precise control. Whether you drive a B7, B8, or B9 A4, our catalog includes upgrades from trusted brands like AWE Tuning, Wagner Tuning, and Valvetronic Designs. At Revline, we stock Audi A4 performance parts so you can refine your daily driver or build a street machine with confidence.