You'll need to force your car setup for the track.
Once you have saved your Forced Setup, it will be used for this track anytime you go there.
1) Select your car in the carset.
2) Click on "Tuning" in the lower left of the window.
3) Look to the top right of the window and expand the "Upgrades" settings.
4) Click the "Force Setup" button (pointed out by the arrow).
Yes, we are checking into a fix for this, but this works for now.