Audi A3 8V | How to remove original SUBWOOFER - YouTube
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
Audi A3 8V Facelift Soda B&o Bang Olufsen Soundsystem Amplifier 619 Km 81A035466 | eBay