AFE: Apollo GT Series 3" to 4" 409 Stainless Steel Cat-Back Exhaust System 16-19 Nissan Titan XD V8-5.6L 3.75 Maximum air flow for more

Maximum air flow for more power & torque

6L Diesel 2011-2016 GMC Sierra 2500 HD Denali V8 6

- No provisions for factory style rear sway bar

This systems upper and lower down pipes are made with 3" mandrel-bent

9L Gas 1982-1982 Dodge 350 D/W Series V8 5

AFE: Apollo GT Series 3" to 4" 409 Stainless Steel Cat-Back Exhaust System 16-19 Nissan Titan XD V8-5.6L 3.75 Maximum air flow for morePerformance 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