aFe Power 51-32322 Intake System

This Stage-2 cold air intake system resulted in 30 Max Horsepower, 50 Pounds x Foot torque and out-flowed the factory intake by 48 Percent on the 2011 to 2015 Chevrolet/GMC Diesel Trucks. This system intake tube incorporates an additional sensor pad for the factory humidity sensor found in the 2013 to 2015 Silverado HD/Sierra HD models. This system includes, a durable 18-Gauge, powder-coated heat shield and features a washable/reusable conical Pro DRY S air filter for maximum flow. The Pro DRY S air filter uses three layers of progressively porosity synthetic "oil-free" media to provide maximum airflow for best performance results. This intake system also features a heat-insulating roto-molded plastic tube that replaces the stock intake tract and directs increased airflow with improved volumetric efficiency for maximum performance. This is a direct bolt-on kit that requires no cutting or drilling on OEM parts.