4.8 fuel economy

[Nutta28]

Hi Nutta 28 Ive got a 2002 4.8l dual fuel running on 33s ,snorkel,steel bullbar,draw system roof rack and its auto.I average from 23 to 25l per 100km thats around town driving.I useually keep the revs in the range of 2000 to 2500 rpm through the gear changes.
Chears Kev.

Is that on petrol or gas?