aFe Twisted Steel Shorty Headers 2008-2015 Challenger/Charger 6.1L/392/6.4L

Factory Mounting Locations: These headers are a direct bolt-on installation which requires no cutting or drilling to provide a hassle-free installation. Formed Collectors: 4-to-1 formed collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response. Heavy Duty Flanges: Thick 1-piece flanges are used to prevent warpage to ensure a leak-free seal over the life of the vehicle. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. Dyno-Proven Gains up to +16 HP & +15 Lbs. x Ft. TQ 1-3/4" 16-Gauge Stainless Steel Mandrel-Bent Tubing for Unrestricted Flow 4-to-1 Formed Collectors Decrease Turbulence and Increase Exhaust Velocity Optimized Tube Lengths Improve Flow and Performance 100% Hand MIG-Welded Construction Ensures Optimal Strength and Durability