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Upgrading Speakers for Non-Bose B6/B7 Audi A4 | Nick's Car Blog
The non-Bose sound system on 2002-2008 (B6/B7) Audi A4s is underwhelming, especially lacking in clarity and bass, and quick to turn any loudness into unwanted distortion. In this tutorial, we will be replacing the primary culprit of that poor sound, the speakers, while keeping the stock housing. This tutorial presupposes a moderate level of knowledge with car …