Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8 in. Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.. Gibson 04-06 Dodge Dakota SLT 4.7L 1-1/2in 16 Gauge Performance Header - Ceramic Coated. Heavy Duty 3/8 in. Thick Laser Cut Port Flanges. Heavy Duty 409L Stainless 16 Gauge Tubing. Performance Header; Ceramic Coated. Hi-Temp Coating To 1300 Degrees. Premium Gaskets and Hardware. Gibson Exhaust Header. Mandrel Bent Tubing. No Welding Required. Performance Header. Truck/Suv

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