Flowmaster American Thunder SS Cat-Back For Ford F-150 (15-20) (817725)

The Flowmaster American Thunder Cat-back exhaust system is a high-performance upgrade designed for the 2015-2020 Ford F-150. Constructed from durable 409S stainless steel, this bolt-on system enhances both sound and performance, delivering an aggressive exterior exhaust note while maintaining a moderate interior sound level. Key features include a 3.00-inch mandrel-bent inlet tube that flows into a Super 40 series performance muffler, complemented by dual 2.50-inch mandrel-bent tailpipes and polished 3.50-inch stainless steel tips. The system offers a choice of tailpipe exits—either out the rear bumper for a muscular look or out the sides behind the rear tires for towing applications. It includes all necessary hardware for an easy, DIY installation, ensuring a seamless upgrade for enthusiasts seeking improved sound and performance.

This exhaust system fits all 2015-2020 Ford F-150 models equipped with 2.7L, 3.3L, 3.5L Ecoboost, TiVCT, and 5.0L engines, regardless of drivetrain or wheelbase, excluding only Standard Cab/Short Bed configurations. Designed as a direct bolt-on replacement, it is suitable for street use, daily driving, and towing scenarios. The kit includes all required components for a straightforward installation, providing a significant upgrade in exhaust tone and flow. Ideal for truck owners seeking a combination of aggressive sound and reliable performance, this system enhances the vehicle’s overall driving experience.