Introducing our new FlowFX(R) Axle-back exhaust system for 2011-2012 Ford Mustang GT coupes and convertibles with the 5.0L engine. Features include 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round FlowFX "straight-through" mufflers for a deep and powerful tone. The large 3.00-inch core mufflers ensure maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for a quick and easy installation. The system is finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts. Includes all necessary parts, hardware, and detailed instructions. Notes: Also fits 2012 Mustang Boss 302 model. Dyno-Tuned For Maximum Performance Limited Lifetime Warranty Deep Powerful Sound Quick And Easy Installation Additional Attributes: GTIN: 00700042039456 Exhaust Type: Axle-Back Exit Position: Dual Out Rear Inlet Inside Diameter: 3.000 in. Material: Aluminized Steel Muffler Body Length: 14.000 in. Tail Pipe Diameter: 4.500 in. Tip Diameter: 4.500 in. Tubing Diameter: 3.000 in. WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Extened Information: Emissions : Legal US Life Cycle Status: Available To Order Packaging: Quantity of Each: Package UOM: Dimension: 35.0000 x 14.2500 x 14.2500 inches PDF: 717879_instructions