Kooks 3 inch x 2-1/2 inch green-catted stainless connection pipes for 2005–2013 Charger 5.7L are intended to connect Kooks headers to downstream piping; they feature a 3" inlet and 2-1/2" OEM-style outlet and must be used with Kooks header systems. Manufactured in stainless steel, these connection pipes provide the necessary transition for integrating Kooks header components into the exhaust layout.
Kooks 05-13 Charger 5.7L 3in In x 2 1/2in Out GREEN Cat SS Conn. Pipes