Aggressive Performance Sound. A C&L Cat-Back Exhaust System is designed to give your 5.3L Silverado an aggressive performance sound under acceleration and a nice tone at idle. With mandrel-bent piping and a high-flow muffler, this C&L Series 3-Inch Single Exhaust System will also improve your Silverado's exhaust flow for an increase in overall power and performance.Quality Construction. C&L proudly manufactures their Cat-Back Exhaust systems from mandrel-bent 3-inch diameter, premium grade, 409 stainless steel tubing for excellent exhaust flow and enduring corrosion resistance. This system features a high flow, muffler and a 3.5-inch, polished, 304 stainless steel exhaust tip.Bolt-On Installation. C&L engineered their Cat-Back Exhaust to be a direct bolt-on upgrade replacement. This Exhaust System will easily bolt straight up to the factory piping for an easy straight forward installation. Please note that minor trimming of the front and mid pipe may be required. Clamps and instructions are provided.Application. This C&L 3-Inch Single Exhaust System with Polished Tip; Side Exit is designed to fit 2014-2018 truck models equipped with the 5.3L engine.