H&R 07-13 Audi A3 Quattro (AWD) 4 Cyl/V6/TDI 8P Sport Spring Suspension>Suspension Controllers The muffler is located prior

The muffler is located prior to the rear axle for increased climbing angles

AEM offers a wide range of Cold Air Intake System that can be installed into your vehicle as well

Cutting is required

Adds another half pound of boost

H&R 07-13 Audi A3 Quattro (AWD) 4 Cyl/V6/TDI 8P Sport Spring Suspension>Suspension Controllers The muffler is located priorSport Spring kits are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R'sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage. If you are only looking to improve one part of your vehicle's