After a breakout 2022 season, expectations were high for Tennessee last year even after Hendon Hooker headed to the NFL. Joe Milton took the reins at quarterback with Nico Iamaleava waiting in the wings as the Vols had an up-and-down year en route to a 9-4 record. Now, Iamaleava has the keys to the sports car that is Josh Heupel’s high-powered offense. He showed flashes in the bowl game last year against Iowa, and if he can continue his upward trajectory, ESPN’s Greg McElroy argued Tennessee could be a sneaky contender in the new-look SEC. McElroy broke down how much Tennessee’s offensive numb…