The MagnaFlow 1961-1964 Chevrolet Impala Street Series Crossmember-Back Performance Exhaust System 16724 brings enhanced engine sound and dyno-proven performance to your 3.8L, 4.6L, 5.3L, 5.4L, 5.7L, 6.7L, 7.0L 1961-1964 Chevrolet Impala with a healthy helping of our deep, resonant signature exhaust note at Moderate exterior and Mild interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this Chevrolet Impala exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your Chevrolet Impala's exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 3in. Polished Welded-On Single Wall Angle Cut Rolled Edge tips, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16724 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's limited lifetime construction warranty.