K&N Performance Air Filter - 3-Series (E90/E91/E92/E93) 335i 3/2010-2013

Unlock smoother throttle response and freer breathing for your BMW 335i

Give your E9x 3 Series the airflow it deserves with a premium lifetime panel filter that drops straight into the factory airbox. This direct-fit upgrade replaces the throwaway paper element with a serviceable cotton media that helps your turbocharged six breathe more efficiently for crisper acceleration and a more engaging induction note.

Why this upgrade works for your E90 E91 E92 E93 335i

• Direct replacement for the stock element - fits the original airbox with no cutting or modifications
• Reusable cotton media - clean, re-oil, refit and enjoy for the life of the car
• Improved airflow - assists throttle response and drivability on the N55 3.0 turbo petrol engine
• Excellent filtration efficiency - protects your engine while letting it breathe
• No mapping required - compatible with factory ECU and MAF sensors
• Backed by K&N’s famous Million Mile Limited Warranty

Real-world benefits

We run this panel filter on our own shop cars and have installed it for many customers. Feedback is consistently positive, with owners noting sharper pick-up, a subtle induction tone and the convenience of a filter you can clean rather than replace.

Vehicle compatibility

BMW 3 Series 335i with N55 engine, March 2010 to 2013:

• E90 Saloon
• E91 Touring
• E92 Coupe
• E93 Convertible

If you are unsure about fitment, contact us and we will confirm against your registration or VIN.

Installation and care

Fitting is quick at home with basic tools, or choose professional installation for total peace of mind.

For expert fitting, book with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote. To maintain performance, clean and re-oil with the appropriate K&N service kit as required by your driving conditions.

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BMW 335i air filter upgrade, E90 E91 E92 E93 performance filter, N55 panel filter, reusable cotton gauze filter, high flow intake filter, stock airbox replacement, sport air filter BMW 3 Series, induction upgrade 335i, lifetime air filter UK.

Order today and refresh your BMW’s intake system with a proven, serviceable upgrade that you will only buy once.