Model 213, 238, 257 with engine 256 as of model year 2021 with code M016 (Uprated engine) except code B63 (Engine sound via speakers) Model 290 with engine 256 as of model year 2021 except code 97B (Engine noise reduction via speakers (EOC)) except code B63 (Engine sound via speakers) Model all (CAR) with code 6U0 (Engine sound via speaker) Model all (CAR) with code 97B (Engine noise reduction via speakers (EOC)) Model all (CAR) with code B63 (Engine sound via speakers) Model all with engine 139 except code 97B (Engine noise reduction via speakers (EOC)) except code B63 (AMG eSound)gf8260p9901a