The Ford TrackKit lowered the car .75" on the front and just over .5"in the rear. My car was a PP1 car.
Here is a pic of the car with 285/35/19 and 305/35/19 Mich PS4S front and Mich PSS rear.
Not with an 02 not ready code. Most states allow one, but not that one.
To the OP, get the defoulers and see if that gets rid of the CEL. If you don't have the CEL that means your readiness codes should be OK. The issue you may run into is if they look under the car. A lot of states are...
The PS4S is better than the PSS in this respect but after 4 seasons you need to cycle them out. I switched out my 305/35/19 Mich PSS and they had 5/32nds left and I had absolutely no traction in 1st gear if temps dropped below 65 deg. F. I replaced them and I was able to hook. I wasn't blown...
As someone who thoroughy researched the options for this, I ended up just going with the Sync 3 8" screen update. If you have an issue the tech support or warranty support for most of these non OEM solutions is practically non existent.
Michelin doesn't make a 315/35/19 tire.
To the OP, just run the OEM sizes with the Mich PSS. I actually like the PSS better than the PS4S when it comes to feel. The sidewall is stiffer and offes better feel. The PS4S has better wet weather and cold weather characteristics. Also, when they...
How about you just ignore this thread! I see folks talking about Porsche's, Cadillac CTVs, S650 DH. What are you so afraid of? For reference, I defend the Mustang just as vehemently as I do the BMW M cars on those boards as well.
Out of 14 pgs of posts, I probably only have a few responses...