01-17-2008, 08:47 PM
You do have to redyno after each part or upgrade if you want to show up on the car... if you add a part it will mess your dyno up alot. if you add a upgrade it will not show up tilll you dyno.
It is not going to help you to know what your PR would be if your not able to use it.
It is not going to help you to know what your PR would be if your not able to use it.