23 avg in my GS300....... if I babied my Mach I got 26/27 all day with mods. But I usually got 20/21 because it was too fun to drive slow!!
my Titan 15.5 all city
wifes V6 Altima 25 all city
my cobra on corn 8mpg city and 10mpg the one time i took it on a highway trip to phoenix.