BMW M2 Air Filter Set - Dinan - High Flow Drop-in Replacement (2012–2021). A direct upgrade for the stock air box that improves airflow and reduces pressure drop while maintaining excellent filtration.

Four layers of high-flow oiled cotton gauze let the engine breathe more efficiently than paper OEM elements while retaining effective filtration. The pair is washable, reusable, and installs in minutes as a true drop-in, helping reduce ongoing filter costs. Dimensions: 237mm x 213mm. OEM cross-reference: 13727843283, 13727843284.

Features

• Less restrictive than stock to aid performance and efficiency
• 4-layer oiled cotton gauze media
• Washable and reusable for long service life
• Direct replacement; set of two; fits stock air box
• Quick drop-in installation; Dinan D401-0042

Questions or planning an install? Call our Austin, TX shop at 512-982-9393 (TX) or our Los Angeles, CA area shop at 562-981-6800 (CA). We offer professional installation and customization at both locations.

Buying multiple items? Contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov