MagnaFlow OEM Grade Federal / EPA Compliant Manifold Catalytic Converter 52431

Included Catalytic Converter. Made for the 4.0L Toyota 4Runner, this Magnaflow Direct-Fit Exhaust Manifold comes in a polished chrome finish. Built as a passenger-side model, this exhaust manifold is a direct replacement and is interchangeable with part number 17140-31610. This unit includes a stock-grade catalytic converter and is CARB-compliant. The direct-fit design simplifies installation with no cutting or welding required—just use the tools you have at home. It is engineered to meet or exceed EPA emissions requirements, keeping your vehicle compliant and your check engine light off. The compact design promotes greater thermal efficiency, mimicking the original equipment's functionality with a single laser fusion weld to minimize leak risks. Rest assured, the inclusion of essential gaskets and hardware means you won’t need to reuse old, corroded parts.