Originally Posted by kickstand
Install a tuner, a tornado, and a stack, you'll be amazed at the improvements in your mileage, espescially if you read the overhead
Can I double stack the tornados? They are cheap enough so why not.
I think for the BEST mpg is to have your exhaust pointed straight back towards the driver behind you and you can smoke screen the hell out of them if you like to burn diesel at an alarming rate.