Audi’s biggest SUV is now an MEB-based offering exclusive to China. The SUV is a newcomer called the Q6, and it’s related to the Volkswagen Atlas sold here in the U.S. While we won’t see the Q6, a smaller Q6 E-Tron electric SUV is coming here shortly. Mercedes-Benz AMG has announced its 2023 model year updates for the GT 4-Door Coupe. The big news…