You have not download and fully read the manual and the map notes for each tune level that Cobb offers. What this tells me is that you will soon likely be motor shopping. Research into engine management is 100% CRITICAL and if you don't do your homework, buy nothing and keep it stock. If you continue down this question/answer, question/answer, question/answer path, you will soon have four holes in your fenders where the pistons have left the motor. Not even kidding.