Allow your Raptor's engine to breathe by upgrading to the ROUSH Cat-Back Exhaust Kit. This system was engineered and designed with the performance truck enthusiast in mind, replacing the tame factory exhaust with that distinctive, powerful, and aggressive rumble that ROUSH creates best. This kit provides increased air flow, improved performance, and the signature aggressive rumble to make your Raptor stand out from the crowd. This premium kit is built from only the best materials - mandrel bent 304 stainless steel - for extreme durability and long-lasting performance. On or off the road, you can feel confident that this product will provide top-tier performance. Hundreds of engineering hours went into designing and testing the perfect CAD-matched fit, feel, and finish of this kit for a simple and smooth installation. Turn up your driving experience and give your Raptor the signature sound it deserves! Shop online. Distinct, aggressive rumble from ROUSH's Raptor Cat-Back Exhaust for 2017-2020 F150s. Made from 304 SS, CAD-matched fitment & black satin tips. 2017-2019 F-150 Raptor 2017-2020 Ford F-150 (Raptor Only)