K&N Washable Lifetime Performance Panel Air Filter for BMW 3 Series E46 Diesel (330d 330Cd 330Xd) 1999–2005 – Reusable Drop-In OEM Airbox Replacement, High-Flow Cotton Gauze Sports Filter

BMW 3 Series E46 Diesel Panel Filter Upgrade for 330d, 330Cd, 330Xd 1999 to 2005

Unlock smoother breathing and a stronger, more responsive drive with this K&N high flow panel element. It is a direct replacement for the standard paper insert in the original air box on BMW E46 330d, 330Cd and 330Xd models from 1999 to 2005. Built with premium oiled cotton media, it delivers excellent air cleaning with impressive airflow for everyday road use and spirited driving.

We have fitted this upgrade on customer cars and the feedback has been consistently positive, with owners praising the sharper throttle response and subtle induction tone, all while retaining factory refinement.

Why this intake element is a great upgrade

• High flow cotton gauze media that supports improved engine breathing and stronger pull through the rev range
• Serviceable construction, simply clean and re-oil then refit, no more throwaway paper inserts
• Direct-fit panel for the OEM airbox, no cutting or modifications required
• Designed to work seamlessly with factory sensors and engine management
• Long service life with up to 50,000 miles between cleans depending on conditions
• Backed by the famous K&N Million Mile Limited Warranty
• Does not affect your manufacturer warranty
• Eco-friendly choice that reduces waste over time

Fitment

Suitable for BMW 3 Series E46 diesel models listed below:

• 330d
• 330Cd
• 330Xd
• Model years 1999 to 2005

Installation and support

Quick and simple DIY swap, just remove the old paper element and drop this panel in. Prefer a professional fitment service or a health check of your intake system

Book in with MJ Modifications in Warwickshire for expert installation and advice. Request a fitting quote at info@mjmodifications.co.uk.

Care and maintenance

When airflow reduces after extended use, clean, re-oil and refit using a suitable service kit. Intervals vary with driving conditions, up to 50,000 miles in typical road use.

Keywords customers use when shopping for this item

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