57 Series FIPK Performance Air Intake System

The K&N 57 Series FIPK (Fuel Injection Performance Kit) is engineered to deliver a guaranteed increase in horsepower and torque by replacing your vehicle's restrictive factory air filter and intake tube. It is paired with an oversized, oiled cotton gauze air filter that provides exceptional filtration while allowing for high airflow. Installation of the K&N 57 Series FIPK is designed to be straightforward, typically completed in 60 minutes or less with basic hand tools. The filter requires cleaning only every 100,000 miles under normal highway driving conditions, offering long-term performance and low maintenance. This intake system is street legal in all US states and features CARB EO Number D-269-34. The estimated horsepower gain is 16.22 HP @ 4450 RPM, with an estimated torque gain of 13.1 lb-ft. This K&N 57 Series FIPK is specifically designed to fit 2005-2006 Ford F-250 Super Duty and 2005-2006 Ford F-350 Super Duty models equipped with the 6.8L engine. It is compatible with various trims including King Ranch, Lariat, XL, XLT, and Harley-Davidson Edition. Always verify specific vehicle fitment using the provided tools or by contacting customer support.