do you run the max pressure in your tires as written on the sidewall? I have the Endurance, and it states 80# psi. Seems to me you need to take the outside temperature into consideration. I an relu...
I have notice on my car a max of 2 psi difference if it was 70 or 90 degrees out as long as they are not getting direct heat from the sun on the tires. I run mine always at 80 and never had a problem except for my last set of Michelins that the sidewall started failing at just over 6 years. No more Michelins for me I am now replacing with Endurance soon.