Fuel Injection Kit

K&N FIPK Cold Air Intake System. The K&N 57-3061 FIPK air intake system replaces the restrictive factory air filter and air intake housing in some Chevrolet Trailblazer models. K&N intakes are designed to dramatically reduce intake restriction as they smooth and straighten air flow. This allows your Trailblazers engine to inhale a larger amount of air than the factory air