Up loud, sunroof open weather permitting. All of Melbourne can hear me driving my car - and that was in my E90!!!! Even better in my F30 with Nova Nation & The Edge digital radio.
Hey, I paid top $ for my hk and I LOVE using it.
328i M-Sport, Estoril Blue, Carbon XP 35 Tint, front heated seats, black Dakota, Sports Suspension, Anthracite Headliner, HUD, Pro Nav, Sunroof, hk 600w, Bi-Xenon, 19" 403M wheels, Reversing Camera, DAB+, Xenon, BT Ext Connect. JB4 on Map 2 with Catless DP produces awesome performance in Sport.