The MagnaFlow Ford Mustang Competition Series 16674 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 4.6L, 5.4L 2005-2009 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 4in. Polished Welded-Double Wall-Angle Cut-Folded Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 16674 is engineered to make your vehicle’s engine produce Agressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 16674’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.
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This Part Fits:

Year	Make	Model	Submodel
2008-2009	Ford	Mustang	Bullitt
2005-2009	Ford	Mustang	GT
2007-2008	Ford	Mustang	Shelby GT
2007-2009	Ford	Mustang	Shelby GT500