Well, I have the same car as your sister...except mine is a coupe and an '02. I see 1-2 MPG better on highway, but my city is about the same.GoldmemberBonneville said:My sister with a 1997 GP GT 4dr (bare bones GT with no leather, no HUD, standard 4 speakers, no digi climate control, no moonroof, etc..
Yeah, that's why I'm going to make my own It doesn't need a box and heat shielding over the winter, and by summer I'll have finished it...BuckeyeGT said:But I would think it's safe to say that I wouldn't pay back the price for a Wizaired on gas mileage increase alone . . .