In an effort of cost savings your 2.0L M133 turbocharged engine comes equipped with a plastic air duct which is corrugated on the inside disrupting flow.
ALPHA MB 2.0L Turbo AMG Carbon Intake Lid And Duct (CLA45, A45 And G45).
W176 2013-2018 Mercedes-Benz A45 AMG, C117 2014-2018 Mercedes-Benz CLA45 AMG, X156 2014-2019 Mercedes-Benz GLA45 AMG
