The Walker 50470 Catalytic Converter is an EPA certified product with a 1-year manufacturer warranty. Designed by Walker, a trusted brand in the industry, this catalytic converter is a single unit part with the manufacturer part number 50470. It is specifically designed to meet emission standards and provide efficient performance for your vehicle's exhaust and emission systems. This product is suitable for car and truck owners looking for a reliable and high-quality catalytic converter to ensure their vehicle's emissions are reduced effectively.