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BMW X Series X4 F26 (05/2013 — 03/2018)
this rear diffuser delivers a sleek
OPF-back configuration for road-legal use
Maintains emissions compliance for road use
Optional: Paddle Shifter Connecter Cable
Akrapovic BMW F20 M140i & F22 M240i OPF/GPF Exhaust Sound Kit BMW G22 / G23 M440i Parts & Modifications BMW X Series X4 F26The optional Akrapovi Sound Kit enables BMW M140i & M240i owners with Akrapovi exhausts to switch between the quiet mode and a sportier sound. With the use of a receiver 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 new smartphone app (for iOS and Android) to regulate the valves. With the use of the optional Akrapovi Sound Kit, the ECE type approval is no
