A cosmetic quirk owners flag is that the SLS's plastic bumper covers can develop waviness or bulges over years of storage and sun exposure, which can be mistaken for accident repair. Because factory panel alignment is precise, buyers lean heavily on paint meter readings and treat irregularities as a signal to investigate refit or impact history.
Plastic bumper waviness and paint scrutiny
Mercedes-Benz SLS AMG (C197) · cosmetic