Magnaflow 15789 Stainless 4" Cat-Back Exhaust | 03-07 GM Silverado/Sierra 2500

MagnaFlow specializes in superior catalytic converter and exhaust technology and has spent the past 30+ years earning its reputation as a global market leader. American engineered and manufactured, MagnaFlow Catalytic Converters combine efficient industrial design to produce a product that exceeds, rather than meets, the highest standards of product performance and efficiency in the industry. MagnaFlow uses both Ceramic and Metallic substrates with different combinations of cell density and wall thickness to meet vehicle specific requirements. MagnaFlow Direct-Fit 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 of the Direct-Fit Catalytic Converter products do not require welding, cutting or bending, limited applications may require additional welding for optimal installation. All Federal catalytic converters meet EPA requirements. Federal Catalytic Converters are not legal for sale, installation or use on vehicles registered in the state of California.

The Aluminized Custom Builder Pipe Kit Series has a limited 1 year warranty and offers the most options for customization. For the Racer, it provides a mandrel bent pipe-only exhaust from Turbo to tailpipe complete with all hardware. For the street driver, the CBPK is the basis for a custom exhaust that allows you to purchase and install the converter, muffler and tip of your choice.

The Street Series Performance Exhaust system delivers dyno proven power with a comfortable interior sound and performance exterior sound.