Satellite channels will make any car stereo sound awful. They say "CD quality" but, meh. Hook up your iPod or USB stick (or shove a *gasp* CD into the slot) and you'll hear a big difference.
Thanks for the tips on Armor All Wheel Protectant and mud flaps.
2012 135i convertible, DCT, Black/Beige, HK, Prem, M sport, no nav.