Dinan Freeflow Axleback Exhaust System | BMW 550i xDrive (11-16) (D660-0036) GROUP_8_Series This combination of quality materials

This combination of quality materials and thoughtful engineering guarantees a long service life and dependable operation under demanding conditions

the exhaust pipe maintains precise dimensions and smooth bends

or custom finishes to match your vehicle’s aesthetic

Installation involves replacing the factory suspension components with the coilover units

Designed for use in a broad spectrum of vehicles and applications

Dinan Freeflow Axleback Exhaust System | BMW 550i xDrive (11-16) (D660-0036) GROUP_8_Series This combination of quality materialsThe Dinan 11 16 BMW 550i xDrive Freeflow Axleback Exhaust System is a high performance exhaust upgrade designed to enhance exhaust flow and vehicle sound. Constructed entirely from stainless steel, this system reduces back pressure to increase power output while delivering a sporty, aggressive exhaust note that remains civilized during normal driving. It features a vacuum controlled butterfly valve to optimize flow at wide open throttle, ensuring