K&N High-Flow Washable Panel Air Filter for BMW 6 Series 635d (E63/E64) 2005–2011 | Reusable Drop-In Performance Intake Filter | OEM Airbox Replacement Diesel Induction Upgrade | Cotton Gauze Lifetime Filter

High-flow panel filter upgrade for BMW 6 Series 635d E63 E64 2005 to 2011

Give your diesel 6 Series a breath of fresh air with this premium high-flow panel intake filter from K and N. Designed to drop straight into the original airbox on the BMW 635d coupe and convertible, it increases intake flow while maintaining outstanding particle capture. It is washable, reusable and built to last, making it a smart performance and maintenance upgrade for daily driving and spirited road use.

Why choose this intake filter

• Improved airflow for sharper throttle response and smoother acceleration
• Reusable serviceable design saves money over throwaway paper elements
• Direct replacement panel filter that fits the factory housing with no modifications
• Multi-layer cotton media with deep pleats for exceptional filtration and flow
• Engine-safe and compatible with OEM sensors and electronics
• Covered by K and N’s famous Million-Mile Limited Warranty
• Typical cleaning intervals up to 50,000 miles depending on driving conditions

Vehicle compatibility

BMW 6 Series 635d E63 E64 2005, 2006, 2007, 2008, 2009, 2010, 2011.

Real-world benefits

On-road feel is noticeably more responsive, with a livelier mid-range and a smoother pull. Many customers choose this as an induction upgrade for long-term cost savings and the convenience of a clean-and-refit service routine. We have installed this filter on numerous customer cars and feedback has been consistently positive.

Fitting and support

Simple DIY installation using basic tools. Prefer professional fitting or a supply-and-fit package

Contact MJ Modifications in Warwickshire for a quote at info@mjmodifications.co.uk.

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