11- Challenger 6.4L Cat Back Exhaust Lug Bolts the outwardly visible system is

the outwardly visible system is made of immaculate carbon fiber so the under the hood appeal is vastly improved over its drab and utilitarian beginnings

Dinan's High Flow Throttle Bodies improve intake airflow for additional horsepower and torque gains

This doubling of resources is directly responsible for a 39% improvement in the delta from charge air temperature to ambient temperature (see diagrams)

so that it is a civilized exhaust that you can live with every day

11- Challenger 6.4L Cat Back Exhaust Lug Bolts the outwardly visible system isExhaust System Xtreme Cat Back 2. 75 in Diameter Rectangle Tips Stainless Natural Mopar Gen III Hemi Dodge Challenger 2011 14 Kit