Wicked C.A.S. > Audi > AUDI A3 Magic Box 10 / 12 / 13 SUB BOX SUBWOOFER ENCLOSURE
For Audi A3 8P 3-türer Subwoofer Housing for 20 CM 8 Inch Woofer Space-Saving | eBay
FBaudi02 Audi A3 8P Fit-Box subwoofer enclosure
Aaros & Amp Bundle
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 8L - Subwoofer boards with double bass system - Jehnert Sound Design Automotive