
CTS Turbo is proud to announce our new Vent to Atmosphere Adapters for Mercedes-Benz M177 C63/C63S/GLC63/GLC63S.
CTS Turbo is proud to announce our new Vent to Atmosphere Adapters for Mercedes-Benz M177 C63/C63S/GLC63/GLC63S. These are a bolt on solution to achieve that blow-off valve sound but without it being too loud. There will be no CEL since the factory valve is still being used and no tuning is required. Features: Precision machined aluminum Black anodized Quick installation. NO Check engine light Fitment: 2015-2021 Mercedes-Benz C63/C63S (W205) 2017-2021 Mercedes-Benz GLC63/GLC63S (C253/X253)