Rust is the No. 1 enemy of exhaust systems, but it is by no means the only one. For example, bottoming out over bumps can cause physical damage to car parts; mufflers can get clogged by internal parts ...
2021 F150 Rust Perforating Exhaust System It's an early build (12/20/20) and I took delivery about a month ago. Within the first 10 days, other new buyers started to complain about rust on the rear ...