Akrapovic 2021+ Audi S3 Sedan/Sportback (8Y) Sound Kit - P-HF1369 Differentials With its natural wood finish

With its natural wood finish

BMW F12 M6 Valved Exhaust System

Notes: Must be used with an ignitor ignitor/module

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Akrapovic 2021+ Audi S3 Sedan/Sportback (8Y) Sound Kit - P-HF1369 Differentials With its natural wood finishThe optional Akrapovic Sound Kit enables owners of selected Akrapovic car exhausts to control the sound of the system from the cockpit of their machine. Using Akrapovic 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 to