K&N Engineering 57 FIPK Air Intake HDPE Tube with High-Flow Filter

K&N 57 FIPK Air Intake HDPE Tube with High-Flow Filter Upgrade airflow. Increase power. The K&N 57 FIPK system pairs a rotationally-molded HDPE intake tube with a washable, reusable High-Flow oiled cotton air filter to deliver measurable gains in horsepower and torque while improving throttle response and engine sound. Efficient HDPE design: Rotationally molded tube increases intake volume and smooths airflow for optimized engine breathing. Washable High-Flow filter: Oversized conical filter with oiled cotton media—service interval up to 100,000 miles under normal highway driving. Thermal protection: Custom heat shield reduces intake air temperatures for consistent performance. Simple installation: Most systems install in under 90 minutes with common hand tools. Durability: Engineered for long life and repeated servicing without replacement filters. Compliance note: Some models are not legal for sale or use on pollution-controlled vehicles in California. Check product specifications for CARB status per vehicle. Perfect for enthusiasts seeking reliable performance gains and reusable filtration, the K&N 57 FIPK HDPE tube with High-Flow filter is a proven upgrade for street and light performance applications.