Direct-fit MMX Tri-Foam panel filter for BMW F-Series cars with the N57 3.0d diesel engine. Drops straight into the stock airbox - no trimming, no mods, no compromise.
Triple-layer foam media: high airflow plus real-world dust filtration
Washable and reusable - clean every 15,000 miles, not replace
Maintains factory cold-air path integrity; avoids heat soak and throttle lag
Works flawlessly with stock ECU mapping - ideal for fast road or track day use
