General description Made of high-quality 304 stainless steel, this universal exhaust silencer resonator muffler back box is designed to enhance your vehicle's exhaust system. With a polished chrome finish, it not only improves the appearance of your car but also provides a deep, vigorous sound. This muffler is ideal for those who have modified their exhaust systems and are experiencing excessive resonance or torque issues at low speeds. Technical specifications Condition: 100% Brand New Model Number: I47032 Material: 304 Stainless Steel Color: Chrome Total Length: 40.64 cm / 16" Inlet & Outlet Inner Diameter: 7.62 cm / 3" Inlet & Outlet Outer Diameter: 7.9 cm / 3.11" Box Diameter: 12.7 cm / 5" Length Of Box: 25.4 cm / 10" Surface Finished: Polished Compatibility and accessories Universal fit for auto cars Suitable for vehicles with a displacement of 2L or more Requires a muffler body drum diameter of 12.7 cm or more Installation Easy weld-on solution No instructions included in the