Fitment: Our catalytic convertor Compatible with 2015-2017 Equinox L4 2.4L; 2015-2017 Terrain L4 2.4L Reference Number: Catalytic Converter OEM Part Number # 16796, 644066, 50583 Standards: The direct-fit catalytic converters meet OBD III and EPA standards. However, due to increased emission standards in California, Colorado, New York and Maine, we do not sell in these states Direct Replacement: If your engine throws a P0420 or P0430 code, then it is recommended to purchase this kit to fix the problem. It meets or exceeds factory standards and has been factory tested to be a perfect match for the original car and is ready to install E.P.A Compliant: Our catalytic converters are EPA-compliant, with a dual-layer, high-temperature resistant ceramic carrier dramatically increases flow rate and surface area for improved power and fuel economy, and the internal ceramic substrate contains a high load of precious metal catalysts, including Pt, Rh, and Pd, for improved purification efficiency and strength. The substrate is machined into a highly deformable shape, greatly increasing the contact area Excellent Material: The high quality aluminized pipes are made of stainless steel body, which is highly heat, rust and corrosion resistant, and can extend the service life even under extreme conditions. Provides you with a good driving experience Buy with Confidence: KLN offers a one-year unlimited-mileage guarantee on our meticulously crafted Catalytic Converter. We offer a wide variety of automotive accessory categories, no need to worry about quality issues KLN Catalytic Converter W/Gasket Kit Compatible with Chevy Equinox 2015-2017 2.4L, Compatible with GMC Terrain 2015-2017 2.4L Direct-Fit Replace# 16796 - E.P.A. Compliant