SO gas prices as you all know are going up, every guy I talk to that has a lifted xj gets alot better gas mileage then me what can I do to help this. Right now I have edge performance kit and the live wire upgrade for my plugs, I am working with a 6 in lift with 33 by 12.50. and I am getting 10.5 mpg all the guys I talk to are getting like 15 mpg and above.