Xtreme Sound. Corsa Performance Xtreme Cat-Back Exhaust Systems are acoustically styled and engineered to give your HEMI powered Dodge Charger a loud, aggressive sound under acceleration and a nice growl at idle all without interior cabin drone. Including a high-flow, cross over x-pipe and straight-through Xtreme mufflers, this Corsa Cat-Back will also improve your Charger's exhaust flow for an increase in overall power and performance.RSC™ Technology. Corsa Performance engineers all their mufflers using their very own patented Reflective Sound Cancellation® Technology (RSC™). RSC™ Technology is designed to give your Charger's exhaust an aggressive sound under acceleration and a drone-free experience while cruising.Quality Construction. Corsa Performance proudly manufactures their Cat-Back Exhaust systems right here in the good ole USA. This Corsa Cat-Back is mandrel-bent from 2.75-inch diameter, premium grade, 304 stainless steel tubing for excellent exhaust flow and enduring corrosion resistance. This system features a pair of high flow, straight-through Xtreme mufflers and 4.5-inch, black chrome, 304 stainless steel exhaust tips.Direct Bolt-On Installation. Corsa engineered their Xtreme Series Cat-Back Exhaust to be a direct bolt-on upgrade replacement. This Exhaust System will easily bolt straight up to the factory piping without any cutting, modifications or special tools required for an easy straight forward installation. This Cat-Back reuses the existing factory active exhaust valve assemblies and actuators for installation. Clamps and instructions are provided.Application. This Corsa Xtreme Cat-Back Exhaust with Black Tips is designed to fit 2015-2023 Dodge Charger models equipped with the 6.4L HEMI V8 engine and the Active Exhaust Valve option.