SPD Performance HX Series Over-Axle Dump Dual Exit 304SS Cat-Back Exhaust Kit for 2021-2025 Ford F-150 with 2.7L, 3.5L EcoBoost, and 5.0L engines. Features dual dump exits positioned behind the rear axle to prevent hangups during off-road driving. 3-inch diameter mandrel-bent T304L stainless steel tubing and muffler with TIG welding. Extremely deep exhaust note with SPD’s long life drone canceling muffler. High-hung muffler design reduces ground contact risk. Over-axle dump design provides maximum departure angle and clearance for the most challenging terrain. SPD guarantees mufflers to hold sound quality for 10 years using solid noise deadening rather than loose material. Retains factory resonator to manage noise levels. Available for 123-inch, 145-inch, 157-inch, and 163-inch wheelbases. Resonator options include Delete, Stage 1, or Stage 2 configurations. Made in Oregon. Excludes 3.5L PowerBoost hybrid and 126-inch wheelbase regular cab models.
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