Another update. I played my benchmark song this am to compare - Chop Me Up bu Justin Timberlake. I played at very loud volume with windows rolled up ofcourse. It sounded AWESOME. Made me want to have a dance party in the car. Highly recommend the HK.
Next Ride: Boxster, Z4 or SLK?
Current Ride: 2013 328i MT
Previous Ride: 2007 Cooper S MT