AFE Rebel Series 3" 409 Stainless Steel Cat-Back Exhaust System Ford F-250 / F-350 17-20 V8-6.2L / 7.3L Constructed from 3" Mandrel-Bent 409 Stainless Steel Tubing Dual 4-1/2" Diameter Dual-Wall Black 304 Stainless Steel Clamp-On Exhaust Tips High-Flow 409 Stainless Steel Muffler Dual Tuned Helmholtz Resonators Designed to Tone Down Any Drone Utilizes Factory Style Flange and Hangers for a Secure Fit 100% MIG-Welded for Strength and Durability All Necessary Hardware is Included for a Hassle-Free Installation 3" 409 Stainless Steel Construction:This cat-back exhaust system is constructed of 3" mandrel-bent 409 stainless steel tubing for maximum strength and durability. High-Flow 409 Stainless Steel Muffler:This system features a high-flow 409 stainless steel muffler producing an aggressive exhaust tone. Tuned Helmholtz resonator:This system features Dual Tuned Helmholtz resonators integrated into its design to tone down any drone. Dual 4-1/2" Diameter Dual-Wall Black Exhaust Tips:Finishing off this exhaust system are dual 4-1/2" diameter dual-wall black 304 stainless steel clamp-on exhaust tips. The tips features a laser etched aFe POWER logo for a unique style. Installation:Utilizing a factory style flange and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. Computer-Aided Design:Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. MIG-Welded:100% MIG-Welded for race-proven strength and durability. Fitment Note:This item will only fit Crew Cab / Short Bed models w/ 160 IN Wheelbase Emissions Disclaimer:This product does not require a CARB EO#. aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.