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The Gibson Super Truck cat-back exhaust for 2004–2008 Ford F-150 STX 4.6L offers a pronounced race rumble with dual tailpipes exiting in front of the rear tires and stainless tips. Expect improved acceleration with typical dyno gains of 10–15 hp and 15–20 lb-ft of torque. Aluminized mandrel-bent tubing and a baffled Superflow muffler minimize cabin drone. Bolt-on, no welding required; lifetime limited warranty.
Gibson 04-08 Ford F-150 STX 4.6L 2.5in Cat-Back Super Truck Exhaust - Aluminized
