K&N Engineering 33-3051 High-Flow Replacement Air Filter for Select BMW Models

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

The K&N Engineering 33-3051 High-Flow Air Filter is a washable, reusable replacement filter designed to fit the factory air box in select BMW applications. Its layered, oiled cotton media is engineered to improve airflow while capturing contaminants, helping support increased horsepower and responsive engine performance without requiring modifications to the original intake system.

Built for long-term use, the K&N 33-3051 replacement air filter can be cleaned and reused throughout the life of the vehicle, reducing reliance on disposable filters and helping minimize landfill waste. It is backed by K&N's 10-Year/Million Mile Limited Warranty and is designed for straightforward installation using the factory air-box location. For cleaning and re-oiling, use the associated K&N 99-5000 Filter Care Service Kit Aerosol.

Key Product Specifications & Technical Data

• Brand: K&N Engineering
• Part Number: 33-3051
• Product Type: High-flow replacement engine air filter
• Filter Media: Layered, oiled cotton
• Serviceability: Washable and reusable
• Installation Location: Factory air box
• Warranty: 10-Year/Million Mile Limited Warranty
• Intended Use: Automotive applications

Fitment: Designed for select BMW vehicles, including the 2015 BMW 320i; 2016 BMW 320i, 320i xDrive, 330e, 340i, and 340i xDrive; 2017 BMW 320i, 340i, 340i xDrive, and 440i. Verify vehicle year, model, engine, and original equipment filter specifications before ordering.

What's Included: One K&N Engineering 33-3051 washable, reusable high-flow replacement air filter. Cleaning and service supplies are sold separately.

Features:

• High-flow performance: Layered, oiled cotton media is engineered to improve airflow and support increased horsepower.
• Reusable construction: Washable filter media is designed for repeated service throughout the life of the vehicle.
• Factory-fit installation: Designed as a direct replacement for the original air filter in the factory air box.
• Long-term protection and value: Helps capture contaminants, reduce disposable filter waste, and includes K&N's 10-Year/Million Mile Limited Warranty.

Fitments:
2015 BMW 320i Base
2016 BMW 320i Base
2016 BMW 320i xDrive Base
2016 BMW 330e Base
2016 BMW 340i Base
2016 BMW 340i xDrive Base
2017 BMW 230i Base
2017 BMW 230i xDrive Base
2017 BMW 320i Base
2017 BMW 330e iPerformance
2017 BMW 330i Base
2017 BMW 330i GT xDrive Base
2017 BMW 330i xDrive Base
2017 BMW 340i Base
2017 BMW 340i GT xDrive Base
2017 BMW 340i xDrive Base
2017 BMW 430i Base
2017 BMW 430i Gran Coupe Base
2017 BMW 430i xDrive Base
2017 BMW 430i xDrive Gran Coupe Base
2017 BMW 440i Base
2017 BMW 440i Gran Coupe Base
2017 BMW 440i xDrive Base
2017 BMW 440i xDrive Gran Coupe Base
2017 BMW M240i Base
2017 BMW M240i xDrive Base
2018 BMW 230i Base
2018 BMW 230i xDrive Base
2018 BMW 330e Base
2018 BMW 330i Base
2018 BMW 330i GT xDrive Base
2018 BMW 330i xDrive Base
2018 BMW 340i Base
2018 BMW 340i GT xDrive Base
2018 BMW 340i xDrive Base
2018 BMW 430i Base
2018 BMW 430i Gran Coupe Base
2018 BMW 430i xDrive Base
2018 BMW 430i xDrive Gran Coupe Base
2018 BMW 440i Base
2018 BMW 440i Gran Coupe Base
2018 BMW 440i xDrive Base
2018 BMW 440i xDrive Gran Coupe Base
2018 BMW M240i Base
2018 BMW M240i xDrive Base
2019 BMW 230i Base
2019 BMW 230i xDrive Base
2019 BMW 330i GT xDrive Base
2019 BMW 330i xDrive Base
2019 BMW 430i Base
2019 BMW 430i Gran Coupe Base
2019 BMW 430i xDrive Base
2019 BMW 430i xDrive Gran Coupe Base
2019 BMW 440i Base
2019 BMW 440i Gran Coupe Base
2019 BMW 440i xDrive Base
2019 BMW 440i xDrive Gran Coupe Base
2019 BMW M240i Base
2019 BMW M240i xDrive Base
2020 BMW 230i Base
2020 BMW 230i xDrive Base
2020 BMW 430i Base
2020 BMW 430i Gran Coupe Base
2020 BMW 430i xDrive Base
2020 BMW 430i xDrive Gran Coupe Base
2020 BMW 440i Base
2020 BMW 440i Gran Coupe Base
2020 BMW 440i xDrive Base
2020 BMW 440i xDrive Gran Coupe Base
2020 BMW M240i Base
2020 BMW M240i xDrive Base
2021 BMW 230i Base
2021 BMW 230i xDrive Base
2021 BMW M240i Base
2021 BMW M240i xDrive Base

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