Flowmaster's new Scavenger X-pipe kit is designed for 2011-2014 Ford Mustang GT with 5.0L engine and is a great way to change the exhaust note and increase the sound level of your car. These Scavenger X-pipe assemblies can be used with the factory rear muffler sections, or as an upgrade with Flowmaster's Axle-back exhaust systems. The pipe kits are constructed with 3.00 inch stainless steel mandrel bent tubing. Manufactured in the USA. Flowmaster Reliability. 3.00" Mandrel Bent Tubing. Stainless Steel Construction. Dyno Tuned For Maximum Performance.