Just ordered my low dust brake pads from Carbotech today. I will let you guys know how these work out for the M cars. I have put them on several different types of BMW's and and my wife's GC SRTV8 which has OEM Brembos all around. They have worked well for me it the past.
2014 Grand Cherokee SRT8 - her car
2013 M5, AW, black extended merino, AMS DP's, BEL Sti-R, Laser Blinder, RKT lip, MSR CAI
2014 JK Rubicon Unlimited, Daily Driver
2011 535i - (temp car) SOLD
2008 E60 M5 - Gone