The MagnaFlow 4″ Round Straight-Through 10415 delivers our renowned exhaust sound and proven performance in a weight-optimized 4x4x14in. package with a premium satin finish. Featuring a straight-through free-flowing design, this round-bodied muffler boasts a reversible, universal 2.25/2.25in. diameter inlet/outlet layout, offering versatile installation options to suit your vehicle’s spacing requirements. Given the cutting and welding involved, professional installation is highly recommended.

Internally, the 10415 utilizes a perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill to achieve a powerful, resonant tone. Crafted from durable, corrosion-resistant stainless steel and utilizing advanced CNC precision robotic manufacturing, the 10415 is backed by MagnaFlow’s limited lifetime construction warranty, ensuring both quality and long-lasting performance.