M.A.P Audio & Customs - Custom made fiberglass 8" subwoofer enclosure for an audi a3 8v. This was hand made with mdf rings and support braces. It was then fiberglass and covered
Amplifier A3 AMP Induction Dynamics A3 Internal Class AB Subwoofer Amplifier - MSE Audio
FBaudi02 Audi A3 8P Fit-Box subwoofer enclosure
Trunk Subwoofer Speaker Box Sub 06-08 Audi A3 - 8P4 035 382 B | CarParts4Sale, Inc.