To be installed as a kit with 988603 or 988613 and 988624 or 988626.
Compatible with the OEM catalytic converter
BMW 1 Series F20/F21 M140i
BMW 2 Series F22/F23 M240i
BMW 3 Series F30/F31 340i
BMW 4 Series F32/F33 440i
524212
Manufactured by
Supersprint
Warranty
Supersprint 3 year warranty