81106 Flowmaster's 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. Features: Flowmaster Reliability 3.00" Mandrel Bent Tubing Stainless Steel Construction Dyno Tuned For Maximum Performance About Flowmaster Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. Warranty for Part# 81106 Instructions for Part # 81106 Fits 2011-2014 Mustang GT with 5.0L Engine. Fastback and Convertible.