You purchased your muscle car for a reason. Now, Gibson gives you a powerful Exhaust System that screams performance. You can expect a deep powerful exhaust rumble tone with improved acceleration and increased horsepower gains when you put the pedal to the metal! Gibson Muffler actually tunes your exhaust by using resonance chambers, directional louvered tuning ports and angular induction to draw exhaust gases into the muffler and expel it at a higher velocity that delivers optimum power. Hassle free, bolt-on installation with professional looking results.. Gibson 03-04 Ford Expedition XLT 4.6L 2.5in Cat-Back Single Exhaust - Stainless. Incl. Hardware/Factory Style Hangers For Easy Bolt-On Install. Baffled/Chambered Muffler; No Internal Packing. Cat-Back Single Exhaust System; Stainless. Minimal Interior Drone - Aggressive Sound. Polished Stainless Steel Slash-Cut Tips. Stainless Steel Mandrel Bent Tubing. Gibson Exhaust System Kit. Lifetime Limited Warranty. Single Exhaust System. Superflow™ Muffler. Truck/Suv

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