Audi TT MK3 Completely hidden Sound upgrade - You wouldn't know it but this Mk3 Audi TT has three amplifiers, a full three-way Audison/Hertz Audio front end and an Subwoofer install. All completely discrete.

Contact us here - https://studioincar.co.uk/pages/conta...

The blog post and job write up on this Audi TT MK3 - https://studioincar.co.uk/blogs/proje...

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