Part #: 400372. Multi-Core Racing Muffler For Rotary Engine Equip. Category: Exhaust > Mufflers > Exhaust Muffler. Multi-Core Racing Muffler For Rotary Engine Equipped Vehicles - 3"" Center Inlet/ 3"" Center Outlet 4.25"" x 7.88"" Oval x 12"" Long Body 17"" Overall Length.
