Description
Enhance your Ford truck’s performance with the K&N Engineering 57-2556 cold air intake kit designed for V8-5.4L engines in models such as the Ford F-150 and Expedition. This system features a high-density polyethylene (HDPE) rotationally-molded tube that optimizes airflow to boost horsepower and torque, delivering noticeable improvements in engine responsiveness. The oversized, conical high-flow air filter with oiled cotton media is washable and reusable, enabling up to 100,000 miles of service under normal highway conditions, reducing maintenance costs and effort. A custom heat shield is included to protect intake air from engine bay heat, ensuring cooler, denser air enters the engine for maximum efficiency. Installation is straightforward, typically taking less than 90 minutes, making it an accessible upgrade for DIY enthusiasts and professional installers alike. This intake system complies with EPA standards and is protected by K&N’s No-Hassle Lifetime Limited Warranty, providing peace of mind and long-term reliability. The kit’s design aligns with emissions regulations, with specific CARB compliance details available, ensuring legal use on most vehicles. The system is compatible with a variety of Ford F-150 years from 2004 to 2008, as well as 2005 Ford Expeditions, making it a versatile choice for owners seeking increased power and improved throttle response. As a trusted name in performance air intake systems, K&N’s product guarantees a measurable boost in engine performance while maintaining vehicle warranty integrity. This kit is ideal for drivers aiming to maximize their truck’s potential without compromising on durability or legality.
Features:
- High-density polyethylene (HDPE) rotationally-molded tube enhances airflow for increased horsepower and torque
- Oversized, conical high-flow air filter with oiled cotton media offers up to 100,000 miles of service
- Washable and reusable filter reduces maintenance and replacement costs
- Custom heat shield protects intake air from high engine bay temperatures
- Easy installation typically completed in less than 90 minutes
- Designed to meet EPA standards and compliant with emissions regulations
- Backed by K&N’s Lifetime Limited Warranty for long-term reliability
- Suitable for a range of Ford F-150 and Expedition models from 2004 to 2008
Fitment:
Ford Expedition Eddie Bauer 2005
Ford Expedition Limited 2005
Ford Expedition XLS 2005
Ford Expedition XLT 2005
Ford F-150 FX2 2007
Ford F-150 FX2 2008
Ford F-150 FX4 2004
Ford F-150 FX4 2005
Ford F-150 FX4 2006
Ford F-150 FX4 2007
Ford F-150 FX4 2008
Ford F-150 Harley-Davidson Edition 2006
Ford F-150 Harley-Davidson Edition 2007
Ford F-150 Harley-Davidson Edition 2008
Ford F-150 King Ranch 2005
Ford F-150 King Ranch 2006
Ford F-150 King Ranch 2007
Ford F-150 King Ranch 2008
Ford F-150 Lariat 2004
Ford F-150 Lariat 2005
Ford F-150 Lariat 2006
Ford F-150 Lariat 2007
Ford F-150 Lariat 2008
Ford F-150 Limited 2008
Ford F-150 THE 60TH ANNIVERSARY EDITION 2008
Ford F-150 XL 2004
Ford F-150 XL 2005
Ford F-150 XL 2006
Ford F-150 XL 2007
Ford F-150 XL 2008
Ford F-150 XLT 2004
Ford F-150 XLT 2005
Ford F-150 XLT 2006
Ford F-150 XLT 2007
Ford F-150 XLT 2008
Lincoln Mark LT Base 2006
Lincoln Mark LT Base 2007
Lincoln Mark LT Base 2008



























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