K&N Washable Reusable Panel Air Filter for BMW 5 Series E60/E61 Diesel 520d 535d (2007-2010) | High-Flow Cotton Gauze Drop-In Intake/Induction Filter | OEM Airbox Replacement | Saloon & Touring Estate Performance Air Cleaner Upgrade

Reusable Performance Panel Filter for BMW 5‑Series E60 E61 520d 535d 2007 to 2010

Give your diesel 5‑Series a cleaner, freer-breathing intake with this K&N reusable panel insert. It slides straight into the factory air box to deliver increased airflow and sharper response while maintaining excellent filtration. Built with premium oiled cotton media, it is designed to be cleaned and re‑oiled rather than replaced, offering long-term performance and cost savings backed by K&N’s famous Million‑Mile Limited Warranty.

Key benefits

• Free‑flowing cotton gauze element for improved engine breathing
• Quicker throttle response and a more eager pull through the rev range
• Serviceable design: wash, re‑oil, refit and keep driving
• Direct‑fit panel insert that retains the original air box and cold‑air feed
• Long service intervals, typically up to 50,000 miles between cleanings depending on conditions
• Works with standard engine management and sensors, no tuning required
• Proven reliability with K&N’s Million‑Mile Limited Warranty

Fitment

Suitable for the following models and years:

• BMW 5‑Series E60 saloon 520d, 09/2007 to 2010
• BMW 5‑Series E61 touring/estate 520d, 09/2007 to 2010
• BMW 5‑Series E60 saloon 535d, 09/2007 to 2010
• BMW 5‑Series E61 touring/estate 535d, 09/2007 to 2010

Why enthusiasts choose this upgrade

Expect a noticeable lift in responsiveness and smoother acceleration, especially through the mid‑range, with the convenience of a filter you can clean and reuse. Many of our customers comment on the stronger pull in-gear and the satisfaction of ditching throwaway paper elements.

Our workshop experience

We run these filters on our own cars and have installed them for countless BMW owners. Feedback has been consistently positive for drivability, build quality and long‑term value.

Fitting and servicing

Installation is a straightforward home job with basic tools. If you prefer professional fitting or a full health check, our team at MJ Modifications in Warwickshire can take care of it. Request a quote at info@mjmodifications.co.uk.

Maintenance is simple. Remove the element, wash, allow to dry and re‑oil using a suitable recharge kit, then refit. Typical cleaning intervals can extend to 50,000 miles depending on driving environment.

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