hey guys i wanna tune my 04 cobra but i dont know who to take it to?? i need your help or suggestions.i only have an o/r x pipe,slp catback, jlt cold air intake,2.93 upper pulley,double pass h/e on the car.i made 459 hp without a tune or tuner.i now want to install the 4lbs.lower pulley and the sct x cal3tuner.where do you think i should take it to?and how much hp do you think i would gain??i would really appreciate your help.thanx