Cherry Bomb 88115 Vortex Muffler Shape: oval Body: 17 inch; overall length: 23.5 inch; Size: 4.25 inch x 10.25 inch Inlet: 2.25 inch; inlet position: dual; inlet B Size: 2.25 inch 2.25" Dual Inlet / 2.50" Dual Outlet Outlet size: 2.5 inch