It is resistant to thermal shock and cracking,long service life. It is high corrosion and wear resistance. Main function is to convert toxic gases, pollutants to harmless gases, helps to purify treat car exhaust. By using it,it can help to improve exhaust gas velocity, save horsepower and torque. Great emissions control,high efficient and work efficiently. Perfectly matched with the vehicle, and can be installed easyly to existing exhaust system, cutting and welding may required, professional installation is highly recommended. Universal for vehicles with 2 inches outer diameter exhaust pipe. Converter Type: Universal Fit Body Shape: Round Inlet/Outlet Diameter: 2inch Outer diameter Overall Length: 13inch Engine Limit: 2.0L O2 Sensor Port: Yes Colour:silver Material:Stainless steel Package Contents: 1 x Catalytic Converter Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.