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SKU: 57-2531 | UPC: 024844100092
K&N 94-97 Ford F-Series Super Duty V8-7.3L Performance Intake Kit
The K&N 57-2531 Performance Air Intake System replaces the factory air filter and intake tube on 1994-1997 Ford F-250 and F-350 models with 7.3L V8 diesel engines. This kit delivers more airflow through a roto-molded HDPE tube and high-flow oiled cotton filter for measurable gains in horsepower and torque. A custom heat shield keeps intake air cooler for consistent power across the RPM range.
Key Features
- Roto-molded HDPE intake tube: Increases airflow volume to the engine while resisting heat deformation for reliable performance.
- Oversized oiled cotton air filter: Washable and reusable design cleans every 100,000 miles under highway driving, providing superior filtration without frequent replacement.
- Custom heat shield: Blocks engine bay heat to draw in cooler, denser air for better combustion and power output.
- Easy bolt-on installation: Completes in 60 minutes or less using basic hand tools, no cutting or permanent modifications needed.
- Proven power gains: Dyno-tested to deliver horsepower and torque increases protected by No-Hassle Lifetime Limited Warranty.
Product Notes
- Replaces OE air filter and intake tube directly with no additional modifications.
- Clean filter with K&N cleaning kit every 100,000 miles or as needed based on dusty conditions.
- Product weight 9.5 lbs, securely packaged for damage-free delivery.
Installation Notes
- Professional installation recommended.
- Typical install time 60 minutes or less with simple hand tools like screwdriver and pliers.
- Direct replacement design ensures compatibility and will not void vehicle warranty.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1994-1997 | Ford | F-250 | XL |
| 1994-1997 | Ford | F-250 | XLT |
| 1995-1996 | Ford | F-250 | Eddie Bauer |
| 1995-1996 | Ford | F-250 | Special |
| 1997 | Ford | F-250 | Base |
| 1997 | Ford | F-250 | Lariat |
| 1997 | Ford | F-250 HD | XL |
| 1997 | Ford | F-250 HD | XLT |
| 1994-1997 | Ford | F-350 | XL |
| 1994-1997 | Ford | F-350 | XLT |
| 1997 | Ford | F-350 | Base |
| 1995 | Ford | F-350 | Eddie Bauer |
Why Choose K&N?
- Over 60 years designing air filters for automotive and motorsports applications.
- High-flow media traps dirt while allowing maximum airflow for real-world power gains.
- Precision engineering matches exact OE mounting points for seamless fit on Ford 7.3L trucks.
Frequently Asked Questions
-
Q: Will the 57-2531 fit my 1996 Ford F-250 XL 7.3L Powerstroke?
A: Yes, it fits all listed 1994-1997 F-250 and F-350 submodels with 7.3L V8 diesel engines, including XL, XLT, and HD variants. -
Q: What materials are used in this intake kit?
A: Features a rotationally-molded high-density polyethylene tube and oversized conical filter with oiled cotton gauze media for durability and filtration. -
Q: What warranty coverage is provided?
A: Backed by K&N No-Hassle Lifetime Limited Warranty on the entire system. Installation does not void your vehicle's factory warranty.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Original K&N box 20.5 x 12.5 x 9.5 inches
- Weight: 9.5 lbs product, 10.6 lbs shipped
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