The MagnaFlow 4" X 9" Oval Straight-Through 11366 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 2.5/2.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 11366's weight-optimized 4x9x11in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 11366 is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow’s limited lifetime construction warranty.
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