Keystone MB1218101 Radiator Support Air Duct Baffle Lower Segment Plastic OEM Replacement

The Keystone MB1218101 is a lower radiator support air duct baffle segment designed as an OEM-style replacement for the Mercedes-Benz C-Class (2015–2023). This plastic lower air duct segment fits Convertible, Coupe, and Sedan body styles equipped with 2.0L or 3.0L engines.

This component mounts within the front-end radiator support structure and plays a critical role in directing airflow through the cooling system. By channeling incoming air precisely toward the radiator and condenser, the baffle helps maintain optimal engine operating temperatures. It is commonly damaged in front-end collisions or by road debris, making it a frequent collision repair replacement item.

Key Features:

• OEM-style replacement engineered to match factory fit and function
• Lower air duct segment — positions below the radiator support to seal and direct airflow
• Constructed from durable plastic for long-term resistance to heat and vibration
• Compatible with 2.0L and 3.0L engine configurations
• Fits Convertible, Coupe, and Sedan body styles
• Replaces OEM part number 2055050730

Restore proper front-end airflow management and cooling system efficiency with this Keystone replacement lower radiator support air duct baffle — a direct swap for the original Mercedes-Benz component.