• BMW 1 Series: F20 / F21 M140i (2016–2019). • BMW 2 Series: F22 / F23 M240i (2016–2019). • BMW 3 Series: F30 / F31 / F34 340i (2015–2019). • BMW 4 Series: F32 / F33 / F36 440i (2016–2020). This is the ultimate ignition refresh setup for standard or tuned B58 cars, combining factory reliability with premium firing performance.
