Dinan High Flow Middle Exhaust | BMW M550i xDrive (18-23) (D660-0080) Air Suspension This intake system also features

This intake system also features a heat-insulating molded plastic tube that replaces the stock intake tract and directs increased air flow with improved volumetric efficiency for maximum performance

Hardware and mounting instructions are included to facilitate a straightforward upgrade process

ensuring a straightforward bolt-on upgrade without the need for modifications or special tools

especially under heavy loads or towing conditions

Dinan High Flow Middle Exhaust | BMW M550i xDrive (18-23) (D660-0080) Air Suspension This intake system also featuresThe Dinan 18 23 BMW M550i xDrive Stainless Steel 3in High Flow Middle Exhaust is a performance mid section upgrade designed to enhance exhaust flow and sound. Constructed from T304 stainless steel tubing, it replaces the factory hydro formed center section and resonator with larger 3 inch pipes for increased airflow. The system features a mandrel bent X pipe, which minimizes restrictions and improves exhaust flow symmetry. This sophisticated X pipe