K&N Panel Air Filter 33-2231

K&N Panel Air Filter Fits BMW Z3, X3, 3 Series, Z4, 5 Series

The K&N Panel Air Filter 33-2231 is an innovative, high-flow air filter designed to enhance your vehicle's performance. Suitable for a range of BMW models, this washable and reusable filter utilises a state-of-the-art layered, oiled cotton media that improves airflow while effectively capturing contaminants. Ideal for DIY enthusiasts, tradies, and fleet operators, this filter is engineered to provide an increase in horsepower and is backed by K&N's 10-Year/Million Mile Limited Warranty.

Designed as a drop-in replacement, the K&N air filter easily installs into your factory air box, allowing you to upgrade your vehicle's airflow and performance without any hassle. Start experiencing the benefits of superior engine protection and efficiency today with K&N's most popular product!

Suitable for various Australian vehicle models listed below. This is a guide only. Add your vehicle details to My Garage to ensure it fits your vehicle. This will activate our 100% Fitment Guaranteed.

Key features

• High-flow design for improved engine performance
• Washable and reusable for long-term use
• Easy drop-in installation into factory air box
• Engineered to last the lifespan of your vehicle
• Backed by K&N's 10-Year/Million Mile Limited Warranty
• Exceptional filtration to protect your engine
• Increased horsepower and acceleration

Technical details

• Model: K&N Panel Air Filter 33-2231
• Type: Drop-in replacement air filter
• Material: Oiled cotton media
• Warranty: 10-Year/Million Mile Limited Warranty
• Compatibility: Fits various BMW models

Applications / fitment

This air filter is typically used in a variety of BMW vehicles, enhancing both performance and filtration.

• BMW 3 Series (E36, E46, E90)
• BMW 5 Series (E39, E60)
• BMW X3 (E83)
• BMW Z3 (E36)
• BMW Z4 (E85)

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.

Frequently asked questions

How do I install the K&N Panel Air Filter?

The K&N Panel Air Filter is designed for easy drop-in installation. Simply remove your old filter and replace it with the K&N filter in your factory air box.

Is the K&N Panel Air Filter reusable?

Yes, the K&N Panel Air Filter is washable and reusable, allowing you to clean it and use it for the lifespan of your vehicle.

How often should I clean the air filter?

It is recommended to clean your K&N air filter every 50,000 kilometres under normal driving conditions, but this may vary based on driving habits and conditions.

Will this filter improve my vehicle's performance?

Yes, the K&N Panel Air Filter is designed to increase horsepower and acceleration by improving airflow to your engine.

Does the filter come with a warranty?

Yes, the K&N Panel Air Filter is backed by a 10-Year/Million Mile Limited Warranty.