Introducing the most aggressive Cat-Back system Flowmaster offers for the 2015 SRT, Hellcat and Scatpack models. For Sound Clip and Pricing CLICK HERE Flowmaster Dodge Challenger Outlaw Cat-Back exhaust system for the 2015 Dodge Challenger SRT 392 and R/T Scat Pack models with the 6.4L engine, as well as the SRT Hellcat with the 6.2L engine, is perfect for the person looking for an aggressive exterior and interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt on 409S stainless steel Dodge Challenger Outlaw Cat-back exhaust system features a 3.00 Scavenger X-pipe assembly that runs into a pair of Outlaw Series mufflers. The Dodge Challenger Outlaw Cat-back exhaust systems uses 3.00 mandrel bent tubing for maximum performance and then is finished off with 3.50 Quad stainless steel tips that exit within the rear bumper valence. The Dodge Challenger Outlaw Cat-back exhaust system is manufactured in the USA and is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this Dodge Challenger Outlaw Cat-Back exhaust system includes all necessary parts and hardware for installation.