Common rail engines require a very short to no heating - up time, depending on the ambient temperature, and produce lower engine noise and emissions than older systems. (en.wikipedia.org)
It is powered by 2.2 litre common rail engine. (policybazaar.com)
Beneath the X3's snout is an all - new six - cylinder common - rail engine featuring BMW's new VTT (Variable Twin Turbo) system. (carmagazine.co.uk)