I have a solution. Go onto LAP3USA Website, at the bottom there is a phone number, call David Chung at that number... he will explain!! And let me say this!! I have had my completely STOCK!!!!!!!!!!!!!!!!!! 2014 SX Optima detonate with crap gas!!! This is common sense my friend!! All I can say is, do you really think I would be so supporting of LAP3USA if they were garbage... I mean, come on bro! I am always available if you want to speak to me about the car and the Tune. Just PM me, I can understand your concerns!! As David will
Tell you, I have been through the same conversation with him that your posting.
Tell you, I have been through the same conversation with him that your posting.