K&N High-Flow Washable Reusable Panel Air Filter for BMW 4 Series 440i (F32 F33 F36 F82) 2016-on - OEM Replacement Drop-In Fits Stock Air Box

K&N High-Flow Washable Reusable Panel Air Filter for BMW 4 Series 440i (F32 F33 F36 F82) 2016-on - OEM Replacement Drop-In Fits Stock Air Box

£67.49
£67.49
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K&N Performance Air Filter for BMW 4 Series 440i 2016-on

Upgrade your BMW 4 Series 440i with a genuine K&N performance panel air filter. Designed as a direct, drop-in replacement for the factory air filter, this high-flow panel filter increases airflow for improved performance while maintaining exceptional filtration. It fits the original air box, is washable and reusable, and is backed by K&N’s famous Million-Mile Limited Warranty.

Perfect for drivers searching for: BMW 440i air filter, BMW 4 Series performance air filter, F32 F33 F36 F82 panel filter, K&N reusable air filter, BMW 440i intake filter upgrade, high flow air filter UK, OEM replacement air filter, washable air filter for BMW.

Why choose this K&N panel air filter

  • High airflow with outstanding filtration for performance you can feel
  • Designed to boost horsepower and rate of acceleration
  • Direct drop-in fit to the OEM air box for quick, simple installation
  • Washable and reusable for long-term value and lower running costs
  • Up to 50,000 miles before cleaning is required, depending on driving conditions
  • Works with original vehicle electronics and will not void your vehicle warranty
  • Covered by K&N’s Million-Mile Limited Warranty

Fitment

BMW 4 Series 440i 2016-on. Chassis codes referenced: F32, F33, F36, F82.

What to expect

As a proven high-flow replacement filter, this K&N unit is a popular upgrade for owners who want a straightforward performance improvement while keeping the stock air box. We have used this filter on our own cars and customer vehicles with excellent results, and customers consistently praise the quality, fit and the long-term reusability.

Installation and support

This is a simple DIY fit for most owners. Prefer professional fitting or a quick health check at the same time? Nforcd offers fitting at our Warwickshire workshop. Request a quote at Sales@nforcd.com.

Care and maintenance

When service is due, clean and re-oil the filter using an appropriate K&N cleaning kit. Proper maintenance restores performance and extends the filter’s life.

Key search terms

BMW 440i air filter, BMW 440i performance air filter, BMW 4 Series F32 F33 F36 F82 air filter, K&N panel filter, K&N washable air filter, reusable air filter BMW 440i, high flow intake filter, OEM replacement panel filter, performance air filter UK, BMW 440i induction filter upgrade.