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K&N Engineering
K&N Engineering
K&N 04 BMW 525i 2.5L-L6 Drop In Air Filter
$68.99
Simple drop-in replacement for your factory air filter. Washable and reusable, so it's the last filter you'll need.
Key Features
- Washable — clean and re-oil for continued use
- Direct drop-in replacement — fits right in the factory airbox
- Oiled cotton gauze media — traps contaminants while improving airflow
- 10-Year/Million Mile Limited Warranty — K&N stands behind their filters
Fits 2004 BMW 525i with the 2.5L-L6 engine. Check manufacturer fitment data to confirm compatibility with your vehicle.
⚠ California Prop 65 Warning
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Since 1957
Family-owned
Product Details
- K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty.
- BMW 525i; 2.5L-L6; 2004
Frequently Asked Questions
Specifications
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