Akrapovic 2018+ BMW 340i (F30/F31) / BMW 440i (F32/F33/F36) w/OPF/GPF Sound Kit.

The Akrapovic Sound Kit enables the driver to easily adjust the sound of the exhaust wirelessly while driving. By combining state-of-the-art exhaust system technologies with the latest innovations, it ensures a premium driving experience with an instantly recognizable Akrapovic sound.