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![Street Series Cat-Back Performance Exhaust System Sierra/Silverado 1500 4.3L/5.3L 2019-2021 Street Series Cat-Back Performance Exhaust System Sierra/Silverado 1500 4.3L/5.3L 2019-2021](https://cdn11.bigcommerce.com/s-5yvdnrf5of/images/stencil/300x300/products/12982/30371/19471__33081.1632854737.jpg?c=1)
This is MagnaFlow's Cat-Back for the GMC Sierra or Chevy Silverado 1500. The Street Series features a 3" Main Piping Diameter with an Exit Style Dual Split Rear Behind Rear Tires. The Inlet Connection Type is a basic Clamp-On with a Straight-Through Muffler Type made of Stainless Steel with a Satin finish. The Tip Shape is Round with a Diameter of 3” and a length of 12".