Introducing MRT "MaxFlow" H-Pipe available for the 2007-2010 Shelby GT500 Mustang, the only mid-pipe exhaust system on the market with that muscular sound all performance enthusiasts love! The MRT H-Pipe dramatically deepens your exhaust note and improves the flow of exhaust gases by maximizing mid-pipe system volume. The MRT MaxFlow H-Pipe is made of the finest 304-grade stainless steel, making it light-weight and durable for years to come. This system includes bell-mouth flanges for a leak free seal and premium high-flow catalytic converters that allow your Shelby GT500 to breathe much easier. All MRT H-Pipe exhaust systems feature CNC mandrel-bent tubing to guarantee precise, factory-caliber fit. Installation of the MRT H-Pipe is simple and drill-free. The MRT MaxFlow H-Pipe Exhaust clamps-on directly in place of the factory mid-pipe exhaust. This MRT MaxFlow H-Pipe, with Catalytic Converters (93A600) will fit 2007-2010 Shelby GT500 Mustangs. NOTE: The MRT MaxFlow H-Pipe for 2007-2010 Shelby GT500 requires the purchase of one 24” O2 Extension, sold separately.