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
2016-2020 AUDI S3 RS3 A3 8V B&O BANG & OLUFSEN SPEAKER TWEETER SUBWOOFER KIT OEMのeBay公認海外通販|セカイモン
BASSER Audi A3 - 8" Fit-Box Subwoofer Enclosure 8L