K&N High-Flow Performance Panel Air Filter for BMW 3 Series E46 318i 318Ci 318ti Compact 143 bhp (2001-2005) - Washable Reusable Drop-In OEM Airbox Replacement

BMW E46 318i 318Ci 318ti Compact 2001 to 2005 Cotton Gauze Panel Insert for the Factory Airbox

Give your four cylinder E46 a cleaner, freer breath with this genuine K and N cotton gauze panel insert. It slides straight into the stock airbox and delivers crisper throttle response, smoother pull through the rev range and a subtle induction note, all while maintaining excellent engine protection for everyday road use.

Why this upgrade works

• High airflow cotton media with outstanding filtration for confident protection
• Sharper pedal feel and more eager acceleration thanks to reduced intake restriction
• Direct fit to the original air box, no cutting, no drilling, no remap required
• Serviceable lifetime design that you can clean and re oil for repeated use
• Long service intervals, up to 50,000 miles between services depending on conditions
• Compatible with factory sensors and ECU for trouble free running
• K&N Million Mile Limited Warranty for road use
• Cost saving and eco friendly alternative to disposable paper elements

Our experience

We run these filters on our own cars and they are one of our favourite quick wins for E46 ownership. Customers consistently report an immediate improvement in response with zero fuss. You keep the OEM look and reliability while enjoying the benefits of a premium sport filter.

Fitment

• BMW 3 Series E46 318i 143 bhp 2001 to 2005
• BMW 3 Series E46 318Ci 143 bhp 2001 to 2005
• BMW 3 Series E46 318ti Compact 143 bhp 2001 to 2005

Please compare the shape and dimensions with your existing element before installation.

Installation and care

Drop in fit to the stock airbox, typically a 5 to 10 minute job with basic tools. When the time comes, service with a K&N recharge kit by washing, drying and re oiling the media.

Professional fitting

Want it fitted for you. Book in with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Authenticity and peace of mind

Genuine K&N product, designed for road use and backed by the Million Mile Limited Warranty. Fully compatible with OEM electronics and does not require any additional tuning.

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