K&N Performance Panel Air Filter for BMW 3 Series F30/F31 316i 318i - Washable Reusable Oiled Cotton Gauze - Drop-In OE/OEM Replacement Engine/Intake/Induction Filter - Direct-Fit Airbox Upgrade, Lifetime Serviceable - K and N UK

Unlock effortless breathing for your BMW with a genuine K&N cotton gauze intake element. This cleanable, lifetime serviceable panel insert is a straight swap for the factory paper filter, delivering freer airflow for crisper throttle response, a more engaging induction note and dependable engine protection. It fits the original airbox and works with factory sensors, so no ECU map is required.

Why choose this K&N intake upgrade

• Improved intake flow for sharper response and smoother acceleration
• Premium multi-layer oiled cotton media for excellent filtration efficiency
• Reusable design - clean, re-oil and refit for long-term value
• Direct-fit to the factory airbox - no cutting, no coding, no hassle
• Long service intervals depending on driving conditions
• Compatible with OEM electronics and airflow meters
• K&N Million Mile Limited Warranty for peace of mind
• Eco-conscious upgrade that reduces disposable filter waste

Fitment

Designed for BMW 3-Series F30 Saloon and F31 Touring in 316i and 318i applications using the standard airbox. If you are unsure about compatibility, contact us and we will help you confirm fitment before purchase.

What our customers say

We run these filters on our own MJ Modifications demo cars and our customers consistently report a noticeable boost in responsiveness and a subtle intake sound without any compromise to daily drivability. It is one of the best value bolt-on upgrades for these models.

Care and maintenance

When servicing is due, clean and re-oil using the appropriate K&N service kit, then reinstall. Buy once and reuse for the life of the vehicle under normal operating conditions.

Professional installation

Want it fitted for you? MJ Modifications offers installation at our Warwickshire workshop. For a quote or to book, email info@mjmodifications.co.uk.

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