I did the CSL SMG software update myself. The shifts are a little crisper from what I've noticed.
2003 11/02 Steel Gray Metallic on Red M3 - SMGII - VF570 SOLD 3/25/2015
2015 09/14 Alpine White on Red 435i XDrive - SAT - MSport - Tech - Cold Weather - Driver Assistance - Harmon Kardon - Stupid expensive headlights - Enhanced Bluetooth - MPPK - Expensive black vinyl with special lettering. GONE 8/17/2016