MTS?
MTS = Multistrada
SS = Supersport
SBK = Superbike
M = Monster
SC = Sport Classic
HM = Hypermotard
DSS = Double sided swingarm
SSS = Single sided swingarm
CF = Carbon Fiber
SS = Stainless Steel (you'll know the difference in context)
TI = Titanium
AL = Aluminum
ECU = ECU

DP = Ducati Performance
hmm i'm sure there's more, but since your new, thought i would give you a rundown. Welcome to the board