Mercedes Coolant Breather Pipe O.E.M. 1665001091

The Mercedes Coolant Breather Pipe O.E.M. 1665001091, manufactured by O.E.M. (part number 4014015), is an OE Supplier replacement component engineered for reliable performance in select Mercedes-Benz models. This coolant breather pipe ensures proper coolant flow from the expansion tank to the radiator, supporting optimal engine cooling.

Key features:

• OE Supplier quality for precise fit and function
• Designed for select Mercedes-Benz GL450 (2013-2014), GL550 (2013-2016), GL63 AMG (2013-2016), GLE63 AMG (2016-2019), GLE63 AMG S (2016-2019), GLS550 (2017-2019), GLS63 AMG (2017-2019), ML550 (2012-2014), and ML63 AMG (2012-2015) with specific engines, chassis codes, and equipment codes (refer to vehicle compatibility)
• Replaces OE part number 166 500 10 91
• For vehicles equipped as noted: For select models with engine codes 278.928 or 157.982, specific chassis and option codes may apply

Ensure compatibility with your vehicle’s specifications prior to purchase for proper fitment and performance.