BMW G30 M550i xDrive (N63R) cat-back exhaust AP528

Direct-fit valved cat-back for the BMW G30 M550i xDrive with N63R engine. No coding, no errors - OEM valve integration works straight out of the box.

• OEM ECU-compatible automatic valve switching (comfort/sport)
• OPF delete ready - fits OPF-equipped cars without fault codes
• 3D-scanned for perfect G30 rear subframe and diff clearance
• 7-axis CNC-bent 98% round tubing for flow efficiency and durability
• Crisscross & overlapping welds rated for N63R exhaust temps
• Optional Stone Valvetronic remote for manual acoustic control
• 2-year UK-backed warranty