











Front of engine, or bank 1 catalytic converter fits all 428i models with 2.0L 4cyl Turbo N20 ULEV engine from 2014 to 2016. Direct fit unit interchanges with OE unit. Item is nearly IDENTICAL copy of the original unit to ensure proper flow and performance. Unit has provisions for both factory O2 sensors. OBDII converter core insures long life and low emissions. Includes inlet gasket and BMW-style outlet clamp.
Fitment | Direct Fit, Bank 1 |
Inlet Count | 1 |
Inlet Connection Type | Turbo v-band Flange |
Outlet Count | 1 |
OEM part number | 18327645666 |
Engine type | N20 ULEV |
Outlet Connection Type | pipe |
Converter Body Material | Stainless Steel |
Body Shape | Round |
Substrate Material | Ceramic |
Oxygen sensor ports | 2 |