For Audi A3 8L Subwoofer Housing for 20 CM 8 Inch Woofer Space-Saving Boot | eBay
Trunk Subwoofer Speaker Box Sub 06-08 Audi A3 - 8P4 035 382 B | CarParts4Sale, Inc.
Audi A3 boot | Car audio, Car audio installation, Car audio subwoofers
Audi A3 (1996->2003) stealth box for subwoofer
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