when my truck was stock, the 4cyl, 5spd, with 265/70/16's got me 19 around town, 21 highway, every tank.
now, with a locker, 2.5" of lift, and load E 33's, i get an average of 16.9mpg with winter fuel. before that, i was getting about 18.7-19.5mpg.
this is with 172k now as well, with stock...