Flowmaster's American Thunder Cat-back exhaust system for the 2015-2020 Ford F-150 is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt-on 409S stainless steel system fits all F-150's with the 2.7L/3.3L/3.5L Ecoboost, 3.5L TiVCT and 5.0L engines. Features include a 3.00-inch mandrel-bent inlet tube flowing into a Super 40 series performance muffler with dual 2.50-inch mandrel-bent tailpipes. The finishing touch is the polished 3.50-inch stainless steel tips. The system comes with your choice of final tailpipe exits, either out the rear under the bumper for a muscular, or out the sides behind the rear tires if you tow an RV, boat or trailer. Designed for an easy fit, this system includes all necessary parts, hardware for an easy installation you can do at home. Notes: This system fits all 2/4 WD and all Wheelbases, except Standard Cab/Short Bed.. Flowmaster 15-20 F150 2.7L/3.5L/5.0L American Thunder SS Cat-Back Exhaust System. 2015-2020 Ford F-150 with 2.7L/3.3L/3.5L Ecoboost, 3.5L TiVCT or 5.0L engine.. Flowmaster American Thunder Cat-back Exhaust System. Does Not Fit Std Cab/Short Bed or Ford Raptor.. Includes Both Rear and Side Exit Tailpipes. Super 40 Series Performance Muffler. 1520 F150 27L35L50L AMT DORS 409S. Uses the Factory Hanger Locations. Clears the Factory Spare Tire. Stainless Steel Construction. Lifetime Limited Warranty. Delta Flow Technology. SYS 15-20 F150 2.7L/. Deep Powerful Sound. Mandrel-bent Tubing. Easy Installation. SYS 15-20 F1

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