The DFC rear brake hose for 2017–2022 BMW M440iX is a vehicle-specific replacement hose that restores hydraulic connection to the rear braking circuit. It serves as a like-for-like replacement to maintain factory brake line routing and function, helping address leaks, wear or age-related deterioration. Fitment is explicit for BMW M440iX applications spanning 2017–2022.
DFC 17-22 BMW M440iX Rear Brake Hose