The Remus axle‑back exhaust with connection tube is a vehicle‑specific system for the 2017 BMW M550i xDrive (G30) 4.4L (N63R). As an axle‑back configuration, it replaces rear‑section components and includes the connection tube required to integrate with the factory or aftermarket mid‑pipe, providing a direct‑fit exhaust option tailored to that model’s layout.
Remus 2017 BMW M550I xDrive G30 4.4L (N63R) Axle Back Exhaust w/Connection Tube