The Magnaflow Catalytic Converter - 551165 is an ideal choice for anyone looking to upgrade their vehicle's performance and efficiency. This high-quality catalytic converter is designed to reduce harmful emissions while providing improved fuel economy. The stainless steel construction ensures durability and a long service life. The unit is easy to install and comes with all necessary hardware for a quick and easy installation. This converter is also CARB compliant, meaning it meets all state and federal emissions standards. With its superior performance, the Magnaflow Catalytic Converter - 551165 is an ideal choice for anyone looking to upgrade their vehicle's performance.