Originally Posted by Byzantium
I have never gotten more than 25 mpg on a completely stock WRX. And that 25 mpg was on a 500 mile road trip. On MY WRX I get 18-19 mpg highway (or at least 80%) on average, but I'm heavily modified. Nobody who gets over 20 mpg should ever complain.
I bought mine stock a few years ago, out of state, and drove it home. squeezed 400miles out of the tank, but I gotta be honest I was below E when I got back to town and wouldn't try it again.