BMW B58 Stage 2 Remap — 440–455bhp (M140i / M240i / 340i / 440i) Gearbox Tune:ECU Only 1 x FMDVK04D Valve

1 x FMDVK04D Valve

Standard filter area = 43

stiffness and beautiful attention to detail

62 Degrees

20-25mm Front and Rear

BMW B58 Stage 2 Remap — 440–455bhp (M140i / M240i / 340i / 440i) Gearbox Tune:ECU Only 1 x FMDVK04D ValveWP Stage 2 440455bhp 480500ft lb Stage 2 removes the biggest restriction on the B58 the factory downpipe and catalytic converter. With a free flowing 4" performance downpipe and high flow panel filter fitted, the twin scroll turbo can breathe properly, delivering 440455bhp and 480500ft lb of torque. The gains over Stage 1 go beyond peak numbers turbo response sharpens noticeably, the mid range fills in further, and the exhaust note comes alive. The