I know that a TPMS will report temps =inside= the tires, I'm talking ambient temps and airflow around the tires and wheels. I'm just trying to see if there's any info on whether air can "pack" into a wheel well and cause the air to flow around the well, as it has been demonstrated to do in a pickup bed, thus causing less cooling. As I've said, I've thought about putting a small scoop on the leading edge of the well to direct more air over the wheels. It's just a thought based on that issue my friend had...
Lyle