Alpine - SPC-300A3 Premium Alpine Sound System for Audi A3, S3, RS3
Subwoofer Audi s3 A3 8l original em segunda mão durante 40 EUR em Bilbao na WALLAPOP
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