| Want to Improve Sound Quality Simply and Effectively? Replace Your BMW's Speakers!
Our Stage 1 Audio Upgrades are the perfect speaker upgrade solution. Designed as a 100% complete, plug and play BMW speaker upgrade kit, they provide a simple, easy way to replace your speakers and dramatically improve sound quality without having to change any other components in your BMW -- because our Stage 1 Audio Upgrades are engineered specifically for your exact BMW.
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| 22 products found for your car. Displaying items 19 to 22. |
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![BSW Stage 1 Audio Upgrade for BMW 6 Series / M6 Coupe 04+ (E63) [IN DEVELOPMENT]](http://www.bavariansoundwerks.com/images/thumbnail/BSW.STG1.E63_tn.jpg)
![BSW Stage 1 Audio Upgrade for BMW 6 Series / M6 Convertible 04+ (E64) [IN DEVELOPMENT]](http://www.bavariansoundwerks.com/images/thumbnail/BSW.STG1.E64_tn.jpg)
![BSW Stage 1 Audio Upgrade for BMW 7 Series 02+ (E65/E66) [IN DEVELOPMENT]](http://www.bavariansoundwerks.com/images/thumbnail/BSW.STG1.E65E66_tn.jpg)
