I usually just post in the E92 gallery. This site primarily caters to the E9x M's. Try E46fanatics or M3forum. They have better support for E46 M's.
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.