K&N High-Flow Washable Panel Air Filter for BMW 3 Series Diesel F30/F31/F80 330d & 335d (N57) 2012+ - OEM Replacement Performance Intake Filter, Reusable Cotton, Fits LCI

Upgrade your BMW diesel’s breathing with a premium high‑flow panel filter that fits straight into the factory airbox. Perfect for BMW 3 Series owners seeking more response, stronger mid‑range pull and a richer induction note without changing the standard intake.

Fits

BMW 3 Series F30, F31, F80, 330d and 335d, 2012 onwards including LCI.

Why this intake filter

• High‑flow cotton media for freer airflow and sharper throttle response.
• Washable, reusable construction for long‑term use and reduced service costs.
• Direct fit in the OEM airbox, no remap or cutting required.
• Helps the N57 turbo diesel breathe more efficiently for improved drivability.
• Robust build quality backed by K&N’s famous Million‑Mile Limited Warranty.
• Compatible with factory sensors and ECU strategies.

Real‑world results

We have installed this panel filter on multiple 330d and 335d builds and use it on our own cars. Feedback from MJ Modifications customers is consistently positive, highlighting crisper response, a cleaner rev, and a subtle increase in turbo and induction sound. It is a simple, worthwhile upgrade for daily driving and spirited road use.

Maintenance

Clean and re‑oil at extended intervals depending on driving conditions, then refit and enjoy. No need to keep buying disposable paper elements.

Installation and fitting

Straightforward DIY swap with basic tools. If you would prefer professional fitting, book in with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and availability.

Common search terms

BMW 330d air filter upgrade, BMW 335d panel filter, F30 intake filter, F31 Touring performance filter, F80 diesel filter, N57 induction filter, reusable cotton panel, high flow intake filter, OEM replacement filter, BMW diesel performance upgrade.