Upgrade your Mercedes S 350 d (W221) with the BMC Air Filter (SRF Part No: FB497/20). This high-performance, washable filter improves airflow, boosts horsepower, and enhances fuel efficiency.

Product Specifications:

• Type of Product: Air Filter
• Model No: FB497/20
• Compatibility: Mercedes S 350 d (W221) (2009 to 2013)
• Shape: Panel
• Filter Material: Oiled Cotton Gauze
• Washable: Yes
• Color: Red
• Width: 144 mm
• Length: 271 mm