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Akrapovič Sound Kit for 2020+ BMW M135i (F40) models, enabling in-cockpit control of exhaust valve operation. Using a receiver and actuator system, drivers can switch between quieter and sportier exhaust modes via a remote controller. The kit modifies sound characteristics when paired with compatible Akrapovič exhaust systems and may affect type-approval status depending on installation and regional regulations.
Akrapovic 2020+ BMW M135i (F40) Sound Kit
