For sale is a brand-new OEM Roush dual muffler tip that comes with the Roush Cat-Back Exhaust Kit 422093 for 2018+ Mustang GT. It also comes with the Roush Axle-Back Exhaust Kit 422097. It clamps on to a 2 ½ muffler exhaust pipe.
It can be clamped in place of your current Roush single tip...