MST Performance cold air intake for B58 engines in the F20 M140i, F22 M240i, F30 340i and F32 440i (2015-2020). Direct-fit replacement for the stock airbox - no cutting or trimming.
Sharper throttle response and improved turbo spool thanks to unrestricted airflow
Enhanced induction noise without drone; works well with or without a remap
DIY-friendly install using OEM mounting points and supplied hardware
Sleek black MST-branded cover for a clean, performance-look under-bonnet
