Increase your horsepower and torque from your 2004-2015 Titan or Armada with the 5.6L engine by bolting on these shorty headers from Flowtech. These headers are designed with 3/8" thick laser-cut flanges, 1-5/8" mandrel-bent primary tubes. They're available in either 304 or 409 stainless steel and are offered in a Natural or Polished finish for your application. These Flowtech headers include premium-quality gaskets and detailed installation instructions. These shorty headers have been engineered and designed to fit the vehicle as it came from the manufacturer.