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Flowmaster's American Thunder Cat-back exhaust system for the 2015-2019 Ford F150 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 for the 2.7L, 3.5L V6 and 5.0L V8 engines features 3.00" mandrel bent tubing that flows into a Super 40 muffler and then splits into dual 2.50" tailpipes. The system is finished off with dual 3.50" stainless steel tips that can exit out the rear or out the side. This system fits all cab and bed configurations except Standard Cab/Short Bed models. Designed for an easy fit, this system includes all necessary parts and hardware for installation. ✓ Stainless Steel Construction ✓ Includes Both Rear and Side Exit ✓ Patented Delta Flow Technology ✓ Mandrel Bent