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The K&N 57-9015-1 Performance Air Intake System delivers more airflow to 1999-2004 Toyota Tacoma and 1999-2002 Toyota 4Runner models with 3.4L V6 engines. This kit replaces the factory air filter and intake tube with a roto-molded HDPE tube and oversized oiled cotton filter for guaranteed horsepower and torque gains. A custom heat shield keeps intake air cool while easy installation takes under 60 minutes with basic hand tools.
Key Features
- Washable High-Flow Filter: Oiled cotton media in oversized conical shape lasts up to 100000 miles between cleanings under highway conditions.
- High-Density Polyethylene Tube: Rotationally molded HDPE design increases airflow volume to the engine for better performance.
- Heat Shield: Custom design blocks engine bay heat for cooler denser intake air.
- Easy Maintenance: Reusable filter requires cleaning only every 100000 miles with simple service kit.
- Ships securely in protective box measuring 23.5 x 13.25 x 10.75 inches.
- Replaces OE air filter and intake tube completely.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 1999-2002 | Toyota | 4Runner | Limited, SR5 |
| 1999-2004 | Toyota | Tacoma | Limited, Pre Runner, S-Runner, SR5 |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 57-9015-1 |
| Product Type | Cold Air Intakes |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new K&N cold air intakes identified by manufacturer part number 57-9015-1. 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.
Related K&N Engineering Products
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- K&N 95-98 Toyota Tacoma/4Runner V6-3.4L Performance Air Intake Kit
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- K&N 00-04 Toyota Tacoma/4Runner L4-2.4L/2.7L Performance Air Intake Kit
Frequently Asked Questions
How do I confirm K&N 57-9015-1 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.
Does K&N 57-9015-1 require tuning or emissions verification?
Requirements vary by vehicle and intake configuration. Check the current K&N application and emissions notes, and complete any required calibration before full-load operation.
What should be checked after installing K&N 57-9015-1?
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
- Completes in 60 minutes or less using basic hand tools
- Fits with existing hardware no vehicle warranty void
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