If your car isn't producing more power, less knock, and making you happy. Then why pay? With TA you don't have too... but one you see those numbers increase
You will not mind a bit.
Benefits: Free base line pull, free boost leak check, AWD dyno protune & street tune. Free upgraded advice, free future datalog and revision support, reduced map update fee for altered setups and additional octanes.
Regardless if your running a competitors protune/etune, cobb, or stock. Power gains can and will be made, knock reduced into smooth power, and a big smile. You will want to pay for the services and retain the custom tune.
I will be running an additional discount for all LGT & FB friends. $350 ($400+ value)