K&N Performance Engine Air Filter - BMW 7 Series E65/E66 730i 730Li 3.0 Petrol (2003-2008) - Washable Reusable Lifetime Cotton Gauze Panel Filter, OEM Replacement Drop-In Air Cleaner Upgrade, Fits Standard Airbox, LWB Compatible

K&N Lifetime Cotton Panel Filter for BMW 7 Series E65 E66 3.0 petrol 2003 to 2008

Give your 7 Series a breath of fresh air with a genuine K&N serviceable intake filter element. This factory-size panel insert drops straight into the standard airbox on the E65 and E66 3.0 litre petrol models, delivering freer airflow, crisp throttle response and outstanding engine protection from K&N’s proven oiled cotton gauze media. It is a simple intake refresh that lets your BMW breathe better while retaining all OEM fittings and sensors.

We run K&N on our own cars and our BMW customers tell us the quality, fit and long-term value are superb. If you want a quick upgrade that feels sharper without changing the original airbox, this is the smart, cost-effective choice.

Key advantages

• Free flowing cotton gauze media for improved intake efficiency and punchier response
• Reusable, serviceable filter element designed to last for the life of the vehicle
• Direct swap for the stock paper element in the factory airbox - no tuning required
• Excellent filtration and engine protection while allowing greater air volume
• Up to 50,000 miles between cleans depending on conditions
• Compatible with factory electronics and airflow meters
• Will not affect your manufacturer warranty
• Backed by K&N’s famous Million-Mile Limited Warranty

Compatibility

BMW 7 Series chassis E65 and E66, 3.0 petrol models:

• 730i - 2003 to 2008
• 730Li - 2003 to 2008 long wheelbase

If you would like us to confirm fitment for your registration, get in touch and we will be happy to help.

Why this intake filter is a great upgrade

• Enhances engine breathing for more responsive acceleration
• Lifetime filter saves money versus repeatedly buying disposable paper elements
• Quick DIY install in minutes using basic tools
• Keeps the original look and noise levels of the stock airbox with a subtle induction note

Care and maintenance

Follow K&N cleaning and re-oiling guidance. Service intervals vary based on driving environment.

Fitting and support

Installation is straightforward for competent DIYers. Prefer professional fitting or a quick health check while you are here? Book in with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

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