Click to zoom in
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
Air Intake Systems
Air intake systems for Hellcat, Trackhawk, TRX, HEMI, and import performance platforms are stocked at Black Ops Auto Works. Shop cold air intakes, short ram intakes, air boxes, intake elbows, mass air flow sensors, scoops, snorkels, and silicone couplers for street cars, trucks, Jeeps, and supercharged Mopar builds. Every intake system is filterable by vehicle platform, engine, and intake style so the correct part ships the first time. Black Ops Auto Works carries 4,427 air intake SKUs across cold air intakes, short ram intakes, and supporting components. What This Category Covers An air intake system pulls outside air into the engine and filters it before combustion. Upgrading the factory intake with a cold air intake, short ram intake, or carbon fiber system can improve airflow, throttle response, induction sound, and horsepower potential on compatible applications. Cold Air Intakes vs Short Ram Intakes Cold air intakes route the filter away from engine bay heat for cooler, de...
View Air Intake Systems Products
Cold Air Intakes
Shop cold air intakes, short ram intakes, closed-airbox intake systems, replacement air filters, intake tubes, and MAF housings from K&N, AEM, aFe Power, Airaid, S&B Filters, Injen, Roush, Volant, Corsa, Mishimoto, HPS Performance, Cobb Tuning, JLT, Vararam, Steeda, and other performance intake brands. Find full open-element cold air intakes, sealed-airbox systems, dry and oiled air filters, replacement drop-in filter panels, MAF sensor housings, and complete intake tube kits. Cold air intakes for domestic muscle, sport-compact tuners, diesel trucks, off-road 4x4, Euro performance, and modern sport SUVs Mustang, Camaro, Challenger, Charger, F-150, Silverado, Ram, Tundra, Tacoma, 4Runner, Wrangler, Bronco, Cummins, Duramax, Power Stroke, WRX/STi, Civic Type R, GR86, Supra, GR Corolla, BMW M2/M3/M4, Golf R, and hundreds of additional platforms. Filter by vehicle, intake style (open element, closed airbox, short ram, tube kit), filter media (oiled cotton, dry synthetic), tun...
View Cold Air Intakes Products
K&N Engineering
K&N Engineering filters and intakes for Jeep, RAM, Dodge, Chevy, Ford, Toyota, BMW, and Cadillac platforms are stocked at Black Ops Auto Works. Shop cold air intakes, Aircharger and NextGen intake systems, reusable panel filters, drop-in filters, universal clamp-on filters, oil filters, cabin filters, fuel filters, and filter cleaning kits for HEMI, Cummins diesel, EcoBoost, and LS/LT engine builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 1,927 K&N Engineering SKUs across intake, filtration, and maintenance categories. What This Brand Covers K&N Engineering built its reputation on reusable, high flow air filtration. This collection spans complete cold air intake systems, direct fit replacement filters, universal clamp-on filters for custom builds, and maintenance items like oil filters, fuel filters, and cabin filters. Cold Air Intakes and Intake Systems K&am...
View K&N Engineering Products