Vehicle Fitment: Compatible with Hyundai Tucson 2016 2017 2018 1.6L Replacement Part Number: 33362, 16646 Package includes: Manifold & rear catalytic converter kit with gaskets & hardware. Main functions: Converts toxic gases and pollutants into harmless gases, aiding in the purification of vehicle exhaust; it also helps to increase the exhaust emission rate, saving horsepower and torque. Features: It has high heat resistance, corrosion resistance, and wear resistance, with a long service life. Specification: Emissions?46-State Legal (Cannot Ship to California, New York, Colorado & Maine) Tube Material?Stainless Steel Substrate Material: Ceramic Product Fit?Direct Fit Restricted States: California, New York, Colorado & Maine Attention: Not legal for sale in California, New York, Colorado & Maine! Also not fit for Asian vehicles. If your vehicle is registered in California, New York, Colorado & Maine, do not purchase this part.