Since You've bumped this, lately Ive been getting around 25-26 MPG driving around Post which the fastest speed is only 40 MPH.
Thanks again FSWERKS. This will pay for itself in the long run
2013 Ford Focus BOOS[ST]ED
2010 Ford Focus "S"edan (11 Psi, GT28RS) - Sold
ROTM Nov '11 (2010 Focus S)