I just put in some Hybrid audio technologies imagine 6.5 speakers in the stock location. Even with the stock amp it was a big step up.

Your setup dssa must sound very nice indeed.

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Kirk
Las Vegas
2016 X5 40e Mineral White/Black Dakota Leather, ZLL, ZCW, ZDA, ZDB, ZPP, multi contour seats, rear side window shades, HK stereo
2011 E90M3, 6-speed manual