K&N High-Flow Washable Reusable Panel Air Filter BMW 6 Series E63/E64 645Ci 4.4 V8 (2004-2005) OEM Drop-In Performance Replacement

K&N Performance Panel Filter Upgrade for BMW 6 Series 645Ci E63 E64 2004-2005

Give your 4.4 litre V8 the clean, unrestricted breathing it deserves with this K&N high flow panel element. This serviceable cotton gauze intake filter is a direct-fit replacement for the factory paper cartridge in the original BMW air box, delivering crisper throttle response, stronger mid-range pull and a deeper induction note while maintaining outstanding engine protection.

We use K&N filters on our own cars and our customers love the instant improvement in drivability. No remap needed, no cutting, no fuss. Just a simple swap that lets your N62B44 breathe more freely.

Confirmed vehicle compatibility

• BMW 6 Series E63 Coupe 645Ci 4.4 V8 - 2004 to 2005
• BMW 6 Series E64 Convertible 645Ci 4.4 V8 - 2004 to 2005
• Replaces the standard OEM paper filter in the stock air box

Why enthusiasts choose this K&N panel element

• Optimised airflow for sharper response and smooth acceleration
• Multi-layer cotton media with excellent filtration to safeguard your engine
• Washable, reusable and built to last for long term savings
• Service intervals up to 50,000 miles depending on driving conditions
• Works perfectly with factory MAF and ECU calibration
• No tuning required and will not affect your manufacturer warranty
• Backed by K&N Million Mile Limited Warranty

Simple install and easy upkeep

Open the air box, lift out the disposable insert and seat the K&N panel filter in its place. Ensure the sealing edge sits correctly, close the lid and you are done. When it is time to service, clean and re-oil using a K&N filter care kit, then refit.

Professional fitting

Prefer us to install it for you. MJ Modifications offers fitting at our Warwickshire workshop. Request a quote at info@mjmodifications.co.uk.

What is included

• 1 x K&N washable performance panel filter for BMW 6 Series 645Ci E63 E64 2004-2005

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