SKU: 57-2557 | UPC: 024844109484
K&N 57-2557 Performance Air Intake System 2004-2005 Ford F-150 4.6L V8
The K&N 57-2557 air intake system replaces the factory air filter and intake tube on 2004-2005 Ford F-150 models with 4.6L V8 engines. This kit uses a roto-molded HDPE tube and oversized oiled cotton high-flow filter to deliver guaranteed increases in horsepower and torque through higher airflow volume. A custom heat shield blocks engine bay heat for cooler denser intake air and the washable filter lasts up to 100000 miles between services.
Key Features
- High-Density Polyethylene Tube: Roto-molded HDPE construction increases airflow volume to the engine for power gains
- High-Flow Air Filter: Washable reusable oiled cotton media with oversized conical shape needs cleaning only every 100000 miles under highway conditions
- Custom Heat Shield: Protects intake air from engine heat improving air density and performance
- Easy Installation: Completes in 60 minutes or less using basic hand tools no cutting or drilling required
- Lifetime Warranty: Backed by K&N No-Hassle Lifetime Limited Warranty™ with no vehicle warranty void
Product Notes
- EPA compliant for legal use in all states
- Filter service interval up to 100000 miles under normal highway driving
- Ships in protective box 23.4 x 13.5 x 10.3 inches product weight 9 lbs
Installation Notes
- Professional installation recommended.
- Typical install time 60 minutes or less with simple hand tools
- Direct replacement for OEM air filter and intake tube includes all hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004 | Ford | F-150 | FX4 |
| 2004 | Ford | F-150 | Heritage Edition |
| 2004 | Ford | F-150 | Lariat |
| 2004 | Ford | F-150 | STX |
| 2004 | Ford | F-150 | XL |
| 2004 | Ford | F-150 | XLT |
| 2005 | Ford | F-150 | FX4 |
| 2005 | Ford | F-150 | Lariat |
| 2005 | Ford | F-150 | STX |
| 2005 | Ford | F-150 | XL |
| 2005 | Ford | F-150 | XLT |
Why Choose K&N?
- Over 50 years engineering high-flow filtration for automotive performance
- Dyno-tested systems deliver measurable horsepower and torque gains
- Built with durable materials for long-term reliability and easy maintenance
Frequently Asked Questions
- Q: Does the K&N 57-2557 fit my 2004-2005 Ford F-150 4.6L V8?
A: Yes it fits 2004-2005 F-150 FX4 Heritage Edition Lariat STX XL and XLT models with 4.6L V8 engine confirm your submodel for exact match - Q: What materials are used in this intake kit?
A: Features roto-molded high-density polyethylene HDPE intake tube paired with oversized oiled cotton filter media for high airflow and filtration - Q: What is the warranty and maintenance schedule?
A: Covered by K&N No-Hassle Lifetime Limited Warranty™ filter cleans every 100000 miles under normal highway driving using K&N cleaning kit
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Original K&N box 23.4 x 13.5 x 10.3 inches
- Weight: 9 lbs





Reviews
There are no reviews yet.