Originally Posted by SAM@GTM

No one can answer that but we had great track record so far, here is a car with 20 k miles on the build running 10-11 psi every day still going strong and this guy is not babying it .

GT Motorsports: GTM Stage 2 TT G37 Coupe, GTM 3" Cat-Back, GTM Flash, 611RWHP/47 - MyG37

Also you don't have to run 10 psi all the time and tuning has a lot to do with it .

Sam