What car do you have? MY95 WRX
What engine is it? EJ20T
What mods that may affect fuel? 3"Xaust, bov
Whats the transmission, Auto/Manual? 5MT
How many k's do you get to a full tank? 430'ishh
What fuel do you use? U98/Vortex (seem to run a lot smoother with vortex lately... strange i know!)