Genuine BMW OEM Air Filter (BMW E36, E46, E39, E38, E83 & more) 13721730449

Maintain factory engine performance and intake efficiency with the Genuine BMW OEM Air Filter 13721730449, designed for a wide range of BMW petrol models including the E36 3 Series, E46 3 Series, E39 5 Series, E38 7 Series and E83 X3. Manufactured to BMW’s exact OEM specifications, this genuine replacement air filter provides the airflow characteristics, filtration efficiency and fitment quality originally engineered for your BMW.

Designed as a direct replacement for the factory intake filter, this OEM component helps protect the engine from harmful airborne contaminants while supporting smooth airflow, combustion efficiency and long-term engine reliability.

Key Features

• Genuine BMW OEM air filter
• BMW part number: 13721730449
• Direct replacement panel air filter
• OEM-quality filtration performance
• Maintains factory airflow characteristics
• Helps protect against dirt and airborne contaminants
• Supports engine efficiency and performance
• Manufactured to BMW factory standards

Genuine BMW OEM Filtration Quality

BMW intake systems are carefully engineered to balance:

• Airflow efficiency
• Engine protection
• Filtration performance
• Fuel economy
• Long-term reliability

Using a genuine BMW air filter helps maintain the original intake performance intended for your vehicle.

Maintains Engine Performance & Efficiency

A clean OEM air filter helps support:

• Smooth airflow into the engine
• Stable combustion performance
• Consistent throttle response
• Proper fuel efficiency
• Long-term engine protection

Over time, clogged or dirty filters can reduce intake efficiency and negatively affect overall engine performance.

Ideal for Routine Maintenance

Replacing the engine air filter at recommended service intervals helps protect against:

• Dirt and debris entering the intake system
• Reduced airflow performance
• Increased engine wear
• Loss of efficiency over time

This genuine BMW filter is ideal for routine servicing and preventative maintenance.

Direct OEM Replacement

This air filter is supplied as a direct replacement for the original factory-installed component with no modification required.

Professional installation is recommended.

Compatibility

Compatible with a wide range of BMW petrol-powered models including:

BMW 3 Series

• BMW E36 323i
• BMW E36 323is
• BMW E36 325i
• BMW E36 325is
• BMW E36 328i
• BMW E36 328is
• BMW E36 M3
• BMW E46 323Ci
• BMW E46 325Ci
• BMW E46 325i
• BMW E46 328Ci
• BMW E46 M3

BMW 5 Series

• BMW E39 525i
• BMW E39 528i
• BMW E39 530i

BMW 7 Series

• BMW E38 7 Series models

BMW Z Models

• BMW Z3
• BMW Z3 M Roadster
• BMW Z3 M Coupé
• BMW Z4 M Roadster (E85)
• BMW Z4 M Coupé (E86)

BMW X Models

• BMW E83 X3

Please check compatibility against your specific model, engine and production year before ordering.

Why Choose Genuine BMW Parts?

Genuine BMW OEM components are engineered specifically for your vehicle, ensuring:

• Factory-correct fitment
• OEM-quality filtration performance
• Long-term reliability
• Proper compatibility with BMW intake systems

Why Buy from R44 Performance?

R44 Performance supplies genuine BMW OEM parts trusted by enthusiasts and specialists worldwide.

• BMW specialists
• Genuine OEM BMW components
• Fast UK & worldwide shipping
• Expert technical support

Maintain the performance and reliability of your BMW with the Genuine BMW OEM Air Filter 13721730449, engineered to deliver factory-quality airflow and filtration performance.

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.