The new Porsche PANAMERA has a option for a Burmester® High-End Surround-Sound System with 16 individually activated loudspeakers including 300 Watt active subwoofer and a total power output of more than 1000 Watts. The 16-channel amplifier technology includes 10" active subwoofer with Class-D digital amplifier. Air-Motion-Transformer (AMT) technology makes a natural, rich spatial sound with a consistent volume level possible.
Cost Less than $6000!
I guess you need to buy a Porsche to afford a Burmester system! LoL