Product details:

Bottle Style Resonator, 2.25inlet/outlet x 12long standard bottle style resonators are round bodied, densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. standard bottle style resonators have a sleek design that is optimal for easy installation and work to maximize the reduction of exhaust db levels. They are available in 12& 18overall lengths and inlet I.D. diameters ranging from 2.25to 4".