Small items on the Corvette changes frequently in the various shows. In this one, there appears to be chrome reverse wheels with a center cap over the lug nuts which has an extended spinner. This has appeared before and will not appear in the next episodes.
Once again, the inside mirror is missing. While it has been assumed that there was one Corvette used, some evidence indicates that two or three were used each season for filming and this may be one of the alternates to explain the different wheels.