K&N (K and N) High-Flow Cotton Panel Air Filter, BMW 1 Series E81 E82 E87 E88 (E8x) 118i 120i 2004-2012, Washable Reusable Drop-In OEM Air Box Replacement, Lifetime Serviceable Sports Intake Filter Upgrade (Petrol)

K&N Uprated Intake Panel for BMW 1 Series E81 E82 E87 E88 118i 120i 2004 to 2012

Give your 1 Series a simple breathing upgrade with this K&N cotton-gauze panel element. It slots straight into the factory air box on E8x 118i and 120i petrol models, delivering freer airflow for crisper throttle response and a smoother rev range while retaining the OEM look and refinement. It is cleanable, serviceable and built for long-term use, offering a smart alternative to throwaway paper filters.

Key reasons enthusiasts choose this intake panel

• Direct-fit element for the original housing on E81, E82, E87 and E88 118i and 120i models
• Low-restriction multi-layer cotton media promotes stronger engine breathing
• Reusable design helps reduce running costs and waste over the life of the vehicle
• Excellent filtration efficiency to help safeguard your engine on UK roads
• Long service interval, with up to 50,000 miles between cleans depending on conditions
• Compatible with factory sensors and electronics, no tuning required
• Backed by K&N’s famed Million-Mile Limited Warranty

Compatibility

For BMW 1 Series petrol models from 2004 to 2012:

• E81 118i, 120i hatchback
• E82 118i, 120i coupe
• E87 118i, 120i hatchback
• E88 118i, 120i convertible

Real-world confidence

We run this K&N panel on our own cars and our customers consistently praise the quality, fit and noticeable improvement in response. It is a quick, worthwhile upgrade that pairs perfectly with the stock air box for a subtle performance gain.

Installation

Swap out the disposable filter and drop this in. No cutting, coding or extra parts. Prefer a professional fit? MJ Modifications in Warwickshire can help. Request a fitting quote at info@mjmodifications.co.uk.

Care and servicing

When required, clean and re-oil using a K&N service kit. Many road cars see very long intervals between maintenance, making this a cost-effective solution compared to repeatedly buying paper elements.

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