AFE: Apollo GT Series 3" to 4" 409 Stainless Steel Cat-Back Exhaust System 16-19 Nissan Titan XD V8-5.6L

Performance Gains:This system produced gains of up to +21 horsepower and +32 lbs. x ft. torque, as measured on our in-house dyno. 3" to 4" 409 Stainless Steel Construction:This cat-back exhaust system is constructed of 3" and 4" 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 a throaty sound. 5" Diameter Black Exhaust Tip:Finishing off this exhaust system is a 5" diameter black stainless steel clamp-on exhaust tip. The tip features an aFe POWER logo plate riveted on for a unique style. Installation:Utilizing factory style flanges 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 pr