Unitronic 51mm Adapter Ring Set for B9 RS4/RS5 2.9TT Turbo Inlet

For use with the Unitronic Carbon Fiber Turbo Inlet on the B9 and B9.5 RS4 / RS5 equipped with the 2.9TFSI EA839 engine and TTE720 hybrid turbochargers.

2x 51mm Inlet Adapter Rings 4x O-rings