Sweet, congrats. IMO you got one of the best all around systems out there. Everything you've mentioned is spot on with my own observations, I love my Akra Evo. Now, just gotta get my tune.
2011 Le Mans Blue M3// Black extended Novillo w/ Blue Grey Aluminum trim/DCT/ZTP/ZCW/ZPP/ZCP Premium Sound ///Akrapovic Evolution Exhaust
2015 Audi S4 Prestige, Brilliant Black S-tronic
2012 Le Mans Blue 135i M Pkg DCT