Dinan D401-0041 High Flow Drop-In Replacement Air Filter for BMW 230i/M240i

The Dinan D401-0041 high-flow drop-in replacement air filter delivers improved airflow and engine performance for 2017-2021 BMW 230i and M240i models. This performance air filter serves as a direct replacement for the restrictive factory air filter, requiring no modifications for installation.

Key Features:

• Direct drop-in replacement for stock air filter with quick and easy installation
• Constructed with 4 layers of proprietary high-flow oiled cotton gauze material
• Provides exceptional filtration while reducing air restriction
• Washable and reusable for the life of the engine, eliminating the need for replacement filters
• Increases airflow for improved engine performance and efficiency
• Maintains proper filtration to protect your engine

Unlike disposable paper filters, the Dinan high-flow air filter can be cleaned and re-oiled using standard air filter cleaning products, making it an economical and environmentally friendly choice. The advanced cotton gauze construction allows more air to reach your engine while maintaining superior filtration to trap harmful contaminants.