MagnaFlow Universal Catalytic converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority off the Universal Catalytic converter products do not require welding; cutting or bending; limited applications may require additional welding for optimal installation. Universal California Catalytic Converter; 2.5 in Tubing; 2.5 in Inlet/2 in. Out; L-12 in.; W-6.375 in.; L-16 in. Overall; Oval; Center/Dual; MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off. Fitment: 1996 Toyota Supra Base 1996 Toyota Supra Twin Turbo 1997 Toyota Supra Base 1997 Toyota Supra Twin Turbo