Because I live at a race track and traded in my MX5 for my Speed3 and I own a set of wheels with 235/40/17 Toyo RA1 with the perfect amount of tread left.
Just got my car yesterday. It only has 65 miles on it. Does the ECU regulate the boost low when the car is new? Sometimes the car has great power and other times its a turd. I was told by a very experienced Mazda mechanic that the ECU is adaptive and inconsistant for about 300 miles. He...