The MagnaFlow Ford Mustang Race Series 16843 doesn’t leave any performance on the table with a race-ready, light weight, dyno-proven design ready to help your 4.6L, 5.4L 2005-2009 Ford Mustang take on any pretenders, whether on the track or the street. Exhaust kit 16843 is engineered to produce our powerful, resonant signature exhaust note at VeryAggressive exterior and Aggressive interior sound levels with an axle-back layout that replaces your vehicle’s exhaust components from near the rear axle on back. Please check to ensure compliance with local noise regulations. This Ford Mustang exhaust kit features fast-flowing mandrel bent 2.5in. diameter main piping that ends in a Dual Split Rear exit with 3.5in. Polished Welded-Double Wall-Angle Cut-Rolled Edge tips. Extensive 3D scanning during development and the use of advanced CNC precision robotic manufacturing techniques ensures that 16843’s direct-fit design fits so perfectly that you can easily install the system yourself. The durable, corrosion resistant stainless steel construction of exhaust system 16843 is backed by MagnaFlow’s limited lifetime warranty.
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Vehicle Fitment

Years	Make	Model	Trim
2008–2009	Ford	Mustang	Bullitt
2005–2009	Ford	Mustang	GT
2007–2008	Ford	Mustang	Shelby GT
2007–2009	Ford	Mustang	Shelby Gt500
2008–2009	Ford	Mustang	Shelby Gt500kr