ITG Profilter performance panel air filter for BMW M135i and M235i. Designed for the N55B30A engine and a direct replacement for the factory paper filter, this high-flow foam filter delivers superior filtration, long service life and dependable performance for BMW F20, F21 and F22 models from 2012 onwards.
Engineered with ITG’s proven Tri-Foam technology, the Profilter combines three progressive layers of foam and dust-retaining oil to capture fine contaminants while maintaining outstanding airflow. Built on decades of motorsport pedigree from Formula 1 to the World Rally Championship, it offers road and track-ready performance in an easy drop-in format for the OEM airbox.
- Fits BMW M135i F20 F21 and BMW M235i F22 with N55B30A, 2012 onwards
- High-flow performance panel air filter for BMW N55
- Direct replacement for the OEM paper filter in the factory airbox
- ITG Tri-Foam construction with dust-retaining oil for superior engine protection
- Low restriction even when the filter has collected dirt, helping maintain performance
- Long-life solution that reduces waste compared with standard disposable filters
- Road and competition grade materials with motorsport-developed design
Why choose the ITG Profilter for your BMW M135i or M235i
- Superior filtration. Three-layer foam and oil system traps harmful particles to protect the N55 engine while keeping airflow smooth and consistent.
- Consistent performance. Low pressure drop helps the engine breathe, supporting responsive acceleration mile after mile.
- Longer service life. In normal road use, Profilter lasts significantly longer than a standard paper element, helping the environment and your running costs.
Real-world confidence
We have run ITG Profilter on our own cars and supplied it to many M135i and M235i owners. Feedback is consistently positive, with customers praising the build quality, fitment and dependable performance.
Compatibility and search-friendly fitment
- BMW M135i air filter F20
- BMW M135i air filter F21
- BMW M235i air filter F22
- BMW N55 air filter upgrade
- BMW performance panel filter replacement
- ITG Profilter BMW M135i M235i N55B30A
Installation and care
Direct drop-in installation into the OEM airbox using standard tools. For ongoing maintenance, service with appropriate ITG cleaning and re-oiling products to keep filtration and airflow at their best.
Professional fitting
Prefer expert installation. Nforcd offers fitting at our Warwickshire HQ. Request a quote at Sales@nforcd.com.