Introducing Flowmaster's new FlowFX Cat-back exhaust system for the 2015-19 Ford Mustang with 2.3L Ecoboost engine. This system is perfect for the person looking for a deep powerful exterior sound while maintaining a moderate interior sound level with all of the performance benefits that you would expect from Flowmaster. Features include 3.00-inch mandrel-bent stainless steel tubing flowing into a Scavenger Y-pipe that then transitions into dual 3.00-inch tubing flowing into FlowFX "straight-through" mufflers for maximum performance and a deep powerful sound. The dual 3.00-inch tailpipes utilize the factory hanger locations and are finished off with a pair of large 4.00-inch carbon fiber tips for a cool modern look. Designed for an easy installation this system includes all necessary parts, hardware, and detailed instructions.Exhaust Type: Cat-BackExit Position: Dual Out RearInlet Inside Diameter: 3.000 in.Material: 409S Stainless SteelTail Pipe Diameter: 3.000 in.Tip Diameter: 4.000 in.Tubing Diameter: 3.000 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov