AKRAPOVIC P-HF1321 Akrapovič Sound Kit ALFA ROMEO Stelvio Quadrifoglio 2017-2020 ymm_37 and remapping the ECU is

and remapping the ECU is mandatory when it is fitted

The system can be visually enhanced with four round titanium or carbon fibre tailpipes

0 kW at 6150 rpm

Not compatible with M Performance diffuser

For OPF: When installing the Link pipe set (Titanium)

AKRAPOVIC P-HF1321 Akrapovič Sound Kit ALFA ROMEO Stelvio Quadrifoglio 2017-2020 ymm_37 and remapping the ECU isTThe optional Akrapovi Sound Kit enables owners of selected Akrapovi car exhausts to control the sound of the system from the cockpit of their machine. Using Akrapovi technology, drivers can easily switch between the quiet mode and a sportier sound. With the use of a receiver (already included in evolution system) to drive the actuators that open or close the valves at the end of the exhaust system, drivers can use the Sound Remote Controller or the