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
Upgrading Audi A3 OEM Subwoofer with aftermarket 8" JBL woofer and DS18 Candy Amp in stock location. - YouTube
AUDI A3 8V BASS SUBWOOFER SPEAKER 8V0035382D – LRI Autoparts
8L0035411A Woofer AUDI A3 - TT - Équipement auto
Subwoofer Audi A3 Sportback (8PA) Berline a hayon / 5 portes 1.6 (BGU) (8P4035382) (2005-08) - Pièces de voitures, motos et camions d'occasion | TotalParts
AUDI A3 8P SPORTBACK SUBWOOFER BOX, NEW ENCLOSURE , SUBWOOFERS SELECT | eBay
BASSER Audi A3 - 8" Fit-Box Subwoofer Enclosure 8L