Over a six year period, a gang of patient, crafty scofflaws stole parts from BMW and Mercedes factories and gradually rebuilt the cars. Supposedly, the crooks "had smuggled millions of pounds worth of cars out bit by bit in clothing and bags for six years before the scam was exposed." Because nobody would ever look askance at the guy with a subframe assembly tucked into his lederhosen.
Gang stole cars 'piece by piece' [Ananova]
The Endless Corvette Summer [Internal]