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K&N 85-2003 is a pre-cut foam insert that replaces the OEM foam block in the air filter housing for Diesel models only. Designed for 2017-2019 Ford F-250 and F-350 Super Duty trucks with 6.7L Power Stroke V8 Diesel engines. Delivers washable reusable filtration to protect the engine while allowing strong airflow for power output.
Key Features
- Direct OEM Replacement: Matches factory foam block dimensions of 13.625 in L x 7.625 in W x 2.063 in H for seamless fit.
- High Flow Filtration: Oiled foam traps contaminants while passing more air than stock for improved throttle response.
- Product weight 0.41 lbs ships in 13.75 x 7.75 x 2.125 in box.
- High-density polyurethane foam pre-oiled for optimal dirt capture and airflow.
- No designed for Diesel 6.7L Power Stroke only check your engine before purchase.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2017-2019 | Ford | F-250 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT |
| 2017-2019 | Ford | F-350 Super Duty | Lariat, Limited, Platinum, XL, XLT |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 85-2003 |
| Product Type | Uncategorized |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new K&N uncategorized identified by manufacturer part number 85-2003. Hardware, adapters, clamps, hoses, filters, and service supplies are included only when stated for this exact product.
About K&N Engineering
K&N develops reusable air filtration, intake, oil filtration, fuel filtration, and related performance products for vehicle-specific and dimensional applications.
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Frequently Asked Questions
How do I confirm K&N 85-2003 fits my vehicle?
Match the year, make, and model in the fitment table, then confirm the engine, factory housing, sensor layout, emissions notes, and any application restrictions stated for this exact part.
What should I verify before ordering K&N 85-2003?
Confirm the exact manufacturer part number, all dimensions, connection sizes, included components, material, and application notes. Do not select the part from appearance alone.
What should be checked after installing K&N 85-2003?
Verify seals, clamps, fasteners, hoses, sensors, wiring, and surrounding clearance as applicable. Check for leaks or contact, then follow the manufacturer service and reinspection schedule.
Installation Instructions
- Remove OEM foam from airbox press in K&N insert 5 minute job.
- Uses existing stock mounting hardware no modifications required.
K&N Engineering
Shop K&N Engineering cold-air intakes, performance air filters, oil filters, cabin filters, universal filters, filter wraps, cleaning kits, and intake accessories at Black Ops Auto Works. The complete K&N collection covers cars, trucks, SUVs, diesel vehicles, motorcycles, ATVs, UTVs, marine engines, industrial equipment, racing applications, and custom intake systems. K&N Cold-Air Intake Systems K&N AirCharger, NextGen, Typhoon, and other performance intake systems replace selected factory airbox, filter, and intake-tube components. Depending on the application, a system may include a molded or metal intake tube, heat shield or enclosed airbox, washable filter, couplers, clamps, brackets, mounting hardware, and provisions for factory sensors or ventilation connections. K&N tests vehicle-specific intake systems and publishes dyno information for individual part numbers. Horsepower, torque, sound, and airflow results are application-specific. Use the test data for ...
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