Total Z Parts: K&N™ 57-2556 Cold Air Intake System (04-08 F150, 05-08 Expedition 5.4L V8)

K&N High Performance, 50-State Legal Cold Air Intake with High Flow Intake Tube for 2004-2008 Ford F-150 5.4L V8, and 2005-2008 Ford Expedition & Mark LT 5.4L V8. Increase horsepower & torque with a high airflow rotationally-molded intake tube and washable high flow air filter.

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High-Flow Air Filter™ featuring oiled cotton filter media. The oversized, conical design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect intake air from the high temperature of your engine bay, and the entire system can typically be installed in less than 60 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.

Guaranteed to increase horsepower and torque
Roto-molded HDPE intake tube paired with oversized oiled cotton air filter
Engineered to provide high airflow and exceptional filtration
Replaces factory air filter and intake tube
Filter only requires cleaning every 100,000 miles under normal highway driving conditions
Typical installation can be completed in 60 minutes or less with simple hand tools
No-Hassle Lifetime Limited Warranty™
Will not void vehicle warranty

Estimated Horsepower Gain 15.46 HP @ 3829 RPM
Replacement Filter RU-1020
Air Filter Color Red
Air Filter Material Cotton Gauze
Air Filter Outlet Shape Round
Clamps Included 7
Clamp Material Stainless Steel
Clamp Style Regular
CARB EO Number D-269-37
Couplers Included 3
Type Gen II
Product Style 57 Series FIPK
Alternate Replacement Filter RF-1020
Intake Pipe Color / Finish Black
Intake Pipe Material High-Density Cross-Linked Polyethylene
Street Legal In All US States Yes
TUV Approved (Europe) No
Weight 14 lb (6.4 kg)
Product Box Height 12.5 in (318 mm)
Product Box Length 22.25 in (565 mm)
Product Box Width 14.25 in (362 mm)
Mounting Hardware Included Yes
Warranty No-Hassle Lifetime Limited

2008 Ford F150 5.4L V8 Gas

All Models