K&N Engineering 33-2458 High-Flow Replacement Air Filter for BMW 135i, 335i, and X1 3.0L L6

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product! 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. Associated products: 99-5000 Filter Care Service Kit Aerosol

• REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
• Million Mile Limited Warranty

Upgrade your vehicle’s intake performance with the K&N Engineering 33-2458 High-Flow Replacement Air Filter. Designed as a direct-fit replacement for the factory air filter, this washable and reusable filter helps increase airflow to support improved engine performance while providing reliable protection against harmful contaminants. Its layered, oiled cotton media is engineered to capture dirt and debris without unnecessarily restricting air entering the engine.

The K&N 33-2458 replacement air filter is built for long-term use and is designed to last for the life of your vehicle when properly cleaned and serviced. Its drop-in installation fits inside the factory air box, making it a practical upgrade without requiring modifications to the intake system. Reusable construction also helps reduce the waste associated with disposable filters and their packaging. For continued maintenance, K&N recommends the 99-5000 Filter Care Service Kit Aerosol.

Fitment: This automotive air filter fits select 2011–2014 BMW models, including the 135i, 135is, 335i, 335i xDrive, and X1 35i equipped with a 3.0L inline-six engine. Verify the vehicle application before installation. The filter is backed by K&N’s 10-Year/Million Mile Limited Warranty and No-Hassle Lifetime Limited Warranty coverage. This product is not CARB approved and may not be legal for use in emissions-controlled applications where applicable.

What’s Included: One K&N Engineering 33-2458 High-Flow Replacement Air Filter.

Features:

• High-flow performance: Layered, oiled cotton filter media is engineered to improve airflow and support increased horsepower.
• Reusable construction: Washable design can be cleaned and reused throughout the life of the vehicle, helping reduce disposable filter waste.
• Engine protection: Multi-layer filtration media helps capture dirt and contaminants before they reach the engine.
• Direct-fit installation: Designed as a drop-in replacement for the factory air box with no intake system modifications required.

Fitments:
2011 BMW 135i Base
2011 BMW 335i Base
2011 BMW 335i xDrive Base
2012 BMW 135i Base
2012 BMW 335i Base
2012 BMW 335i xDrive Base
2013 BMW 135i Base
2013 BMW 135is Base
2013 BMW 335i Base
2013 BMW 335i xDrive Base
2013 BMW X1 xDrive35i
2014 BMW 335i Base
2014 BMW 335i GT xDrive Base
2014 BMW 335i xDrive Base
2014 BMW X1 xDrive35i
2015 BMW X1 xDrive35i

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1