Performance enhancements/ Software modifications/ Small performance parts for BMW M3 F80

Only for trackday use.

For trackday use only. It is used to eliminate the particulate filter in the engine control unit. When replacing the middle part of the exhaust pipe with a part without OPF filters, it is necessary to program these filters away. Otherwise, as soon as the unit recognizes that the filters are not present, it will immediately fall into emergency mode.

For trackday use only. It is used to eliminate catalytic convertors in the engine control unit. When replacing downpipes with a sporty cats or catless downpipes, the catalysts must be programmed away. Otherwise, as soon as the unit detects that the catalytic converters are not present, the engine warning light comes on or the car enters emergency mode.