Originally Posted by rider-.
they wont fit both the m54 and m56 direct bolt on. Its either or. the exhaust flange is positioned differently for m56 motors such as the m56 2.5 litre and the 2.8 litre.
No such thing as m56 2.8 litre. Only 2.5 and you won't find an M56 north of the border unless someone imported it but you'd be insane to do that.