Quote:
Originally Posted by e90diesel
From my understanding the N57 is more fuel efficient that the M57. So if the 535d is a M57 how could it get the same MPG as the 530d N57? Very strange. Hopefully a knowledgeable Euro member can shed some more light on this.
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on my invoice for the 535d it says 'N57 3.0d'
they dont mention 'twin turbo' anywhere in the UK or German catalogue (but they do for the 550i) so it's probably a twin scroll.