K&N BMW N54 Replacement Air Filter - E90 E91 E92 3 Series, 1M, 135i, 335i, Z4 - Part Number 33-2367
Upgrade the breathing of your BMW N54 twin turbo engine with the genuine K&N replacement panel air filter, part number 33-2367. This high-flow, washable and reusable K&N air filter is a simple drop-in upgrade for the factory airbox on BMW 135i, 335i, 1M and Z4 35i models, delivering improved airflow, sharper throttle response and the dependable filtration K&N is known for. If you are searching for a BMW N54 performance air filter, BMW 335i air filter, BMW 135i air filter, BMW 1M air filter or BMW Z4 35i air filter that fits the OEM airbox, this is the proven solution.
We run this K&N 33-2367 filter on our own cars and customer builds, and feedback has been excellent. It is a fast-fitting, cost-effective performance upgrade that complements further tuning on the N54 platform without the need for extra hardware or mapping. Ideal if you want a performance panel filter as an alternative to an open cone intake while keeping factory fitment and drivability.
Why choose the K&N 33-2367 for your BMW N54
- Direct replacement performance air filter for BMW N54 engines using the OEM airbox
- Increases airflow for improved throttle response and acceleration
- High flow with excellent filtration from K&N’s premium oiled cotton media
- Washable and reusable panel filter - designed to last the life of the vehicle
- Drop-in fit - no modification, no remap, no check engine lights
- Works with original vehicle electronics and sensors
- Up to 50,000 miles between cleanings depending on driving conditions
- Emissions legal in all 50 US states
- Million Mile Limited Warranty
Compatibility - BMW N54 applications
2006-2011
BMW 135i, BMW 335i, BMW 335i xDrive, BMW 335is, BMW 335xi, BMW 535i, BMW 535i xDrive, BMW 535xi
2011-2012
BMW 1M
2006-2017
BMW Z4, BMW Z4 3.5 sDrive i, BMW Z4 sDrive 35i
Part number
K&N 33-2367
What you get
- Genuine K&N high-flow replacement air filter - panel type
- Designed for the BMW N54 factory airbox in listed models
- Reusable, serviceable and backed by K&N’s Million Mile Limited Warranty
Perfect for performance and daily driving
Whether you are chasing quicker spool and response on your tuned BMW N54 or simply want a long-life, serviceable OEM replacement filter for daily use, the K&N 33-2367 delivers. It retains the stock airbox for OEM fit and sound control while providing the airflow headroom that the twin turbo N54 engine benefits from.
Fitting and support
This is a straightforward DIY drop-in fit. If you would like professional installation, Nforcd offers fitting at our workshop in Warwickshire. Request a quote via Sales@nforcd.com.
Compatibility check before dispatch
We verify fitment before shipping. Enter your registration number for UK vehicles or the last 7 digits of your VIN at checkout so we can confirm the K&N 33-2367 is correct for your BMW.
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Manufacturer and warranty
Manufacturer: K&N
Warranty: Million Mile Limited Warranty