> City 18-21 > Hiway 25-29 > Overall (w/ much heavy traffic) is 23-24 > This is on Chevron Supreme in a 94 ... I have very similar MPGs for my city and highway driving. Up to this moment, the average MPG for 11,000 miles (about 60% highway and 40% city) is 25.0 by the OBC. BTW, mine is a 5-speed 94 325i, using UNOCAL supreme-92. - -- Allan Lue