| Year | Make | Model |
|---|---|---|
| 2004 - 2007 | BMW | 525i Base |
| 2006 - 2007 | BMW | 525xi Base |
| 2008 - 2010 | BMW | 528i Base |
| 2009 - 2010 | BMW | 528i xDrive Base |
| 2008 | BMW | 528xi Base |
| 2004 - 2007 | BMW | 530i Base |
| 2006 - 2007 | BMW | 530xi Base |
| 2007 - 2008 | BMW | Z4 M Coupe |
| 2007 - 2008 | BMW | Z4 M Roadster |
1
/
of
6
K&N Engineering Drop In Air Filter: BMW 525i 2004 2.5L-L6
K&N Engineering Drop In Air Filter: BMW 525i 2004 2.5L-L6
SKU:33-2292
In stock
Regular price
$57.22 USD
Regular price
$68.99 USD
Sale price
$57.22 USD
Unit price
/
per
Couldn't load pickup availability
▶ Vehicle Fitments
The K&N Engineering Drop In Air Filter for the 2004 BMW 525i with a 2.5L inline-six engine is a high-performance replacement designed to optimize your vehicle's air intake system. Crafted to improve airflow and filtration efficiency, this filter enhances engine response, increases horsepower, and promotes better fuel economy. Made from durable, washable, and reusable materials, it ensures long-lasting performance while maintaining excellent filtration standards. Its precise engineering allows for a seamless fit and easy installation, making it an ideal upgrade for enthusiasts seeking to boost their vehicle's overall performance without extensive modifications.
Specifically designed for the 2004 BMW 525i, this drop-in filter is a direct replacement for the factory unit, requiring no additional modifications for installation. It fits models equipped with the 2.5L inline-six engine and is suitable for street driving, daily commuting, or performance tuning. The filter's design ensures maximum airflow while trapping contaminants effectively, helping to maintain engine cleanliness and efficiency. The kit includes the filter itself, ready for quick installation, and is compatible with OEM air intake systems. This upgrade is perfect for drivers looking to enhance their vehicle's responsiveness and efficiency with a reliable, high-quality air filtration solution.
Share
Overview
Overview
K&N Engineering Drop In Air Filter
Part #: 33-2292
Overview
The K&N Engineering Drop In Air Filter for the BMW 525i is a high-performance replacement designed to optimize your vehicle’s air intake system. Crafted specifically for the 2004 BMW 525i with a 2.5L inline-six engine, this filter offers a direct upgrade over stock filters, helping to improve airflow and filtration efficiency. Its primary purpose is to support better engine response, increased horsepower, and enhanced fuel economy, making it an ideal choice for enthusiasts seeking reliable, long-lasting performance upgrades. The filter’s design ensures a perfect fit and straightforward installation, allowing you to enjoy improved engine breathing without complex modifications.Key Features
This drop-in air filter is engineered with high-quality materials and a focus on durability and performance. Its features include:- High-flow, washable, and reusable cotton media for sustained performance
- Designed for easy installation with no tools required
- Provides improved airflow over standard paper filters
- Supports better engine response and efficiency
- Built to last for up to 50,000 miles before cleaning is needed
- Manufactured with premium materials for long-term durability
Construction & Design
The filter features a multilayer cotton media enclosed in a durable, epoxy-coated aluminum wire mesh, ensuring structural integrity and resistance to wear. Its precise design allows for maximum surface area, promoting unrestricted airflow while maintaining excellent filtration capabilities. The high-quality materials used in construction help support consistent performance and ease of maintenance.Installation & Fitment
This drop-in filter is designed for straightforward installation—simply remove the existing filter and replace it with the K&N unit. It fits directly into the stock air box of the 2004 BMW 525i with no additional modifications required, making it a convenient upgrade for improving your vehicle’s air intake system.What’s Included
The package includes one K&N Engineering Drop In Air Filter, designed specifically for the 2004 BMW 525i 2.5L-L6 engine, with no additional hardware or accessories required for installation.
