The K&N 77 Series Air Intake Kit adds serious driving power and acceleration to your truck or SUV. Custom-engineered for your specific year, make and model rig. K&N 77 Series Air Intake Kits feature an aluminum intake tube in Polished or Gunmetal Gray. Powered by a K&N Filtercharger cotton-gauze air filter that's washable and reusable. K&N 77 Series Metal Air Intakes employ a custom heat shield for keeping air cooler (most models). K&N 77 Series Cold Air Intake. For the top selection of K&N Air Intake Systems shop online today. The K&N 77 Series Cold Air Intake will improve and personalize your vehicle. Cold Air Intake by K&N - selected by many auto enthusiasts in the top automotive discussion forums. K&N 77 Series Metal Intake Kit for your vehicle will deliver the results you are looking for!