Flowmaster Federal universal catalytic converters are designed to meet federal EPA emissions requirements on a wide variety of applications. These high quality catalytic converters are manufactured in the USA, and feature stainless steel outer shell construction for maximum durability. The internal substrate material and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters. Universal catalytic converters require welding and/or fabrication and should be installed by qualified technicians. Please refer to the Flowmaster application guide for specific part number/vehicle applications. Flowmaster Federal converters are not legal for sale or use on vehicles licensed or operated in the state of California. . Fitment Information Universal - Fits 3" Tubing Note:  These cannot be shipped to California addresses or be installed on vehicles in other states that have adopted all or parts of California emissions standards. Please check your state and local laws for specific converter replacement requirements. This part is legal for sale and use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it is a direct or consolidated replacement part. The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U.S. manufactured California Certified vehicles 1968 and newer U.S. manufactured Federally Certified vehicles 1968 and newer Foreign manufactured vehicle Specs & Features Stainless Steel Construction Available for a wide variety of applications Engineered to keep the "MIL" light off Excellent flow characteristics Product Description Flowmaster is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.