Mercedes-Benz Coolant Hose / Line / Pipe 1668305196

OEM Part #: 166-830-51-96 (1668305196)

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This Genuine OEM Coolant Hose (OEM Part Number 1668305196) is a crucial component within the cooling system of your Mercedes-Benz vehicle. Positioned strategically between the engine and radiator, this hose efficiently transports coolant, ensuring optimal engine temperature and preventing overheating. Compatible with models such as the GL350, GL450, GL550 (2013-2016), GLE500, GLS350d (2017), and several others, it is synonymous with reliability. Common issues such as leaks or bulging due to wear can lead to coolant loss and engine overheating. Consider replacing this part to maintain your vehicle’s performance. Ensure proper fitment with models like the ML250 and ML400 (2015) and GLE350 (2016-2018). This factory-original part provides peace of mind that your vehicle is operating with the highest quality standards.

Specifications

Specifications for Coolant Hose / Line / Pipe 1668305196
Fits Vehicle ModelGL350, GL450, GL550, GLE300d, GLE350, GLE400, GLE43 AMG, GLE450 AMG, GLS350d, GLS450, GLS550, ML250, ML350, ML400, ML550
Fits Vehicle MakeMercedes-Benz
OEM Part No166-830-51-96 (1668305196)
CategoryRadiator / Coolant

Compatible Vehicles

Fits 45 vehicle configurations across 1 make, 2012-2019.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Mercedes-Benz

  • GL350 2013-2016 · 4 variants 4 with notes
  • GL450 2013-2016 · 4 variants 4 with notes
  • GL550 2013-2016 · 4 variants 4 with notes
  • GLE300d 2016-2017 · 2 variants 2 with notes
  • GLE350 2016-2018 · 3 variants 3 with notes
  • GLE400 2016-2017 · 2 variants 2 with notes
  • GLE43 AMG 2017-2019 · 6 variants
  • GLE450 AMG 2016 1 with note
  • GLS350d 2017 1 with note
  • GLS450 2017-2019 · 3 variants 3 with notes
  • GLS550 2017-2019 · 3 variants 3 with notes
  • ML250 2015 1 with note
  • ML350 2012-2015 · 7 variants 7 with notes
  • ML400 2015 1 with note
  • ML550 2012-2014 · 3 variants 3 with notes
View all 45 vehicle configurations 39 with fitment notes
Full vehicle fitment list for Coolant Hose / Line / Pipe 1668305196
Year Make Model Trim Engine Note
2012 Mercedes-Benz ML350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2012 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2012 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2013 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, Water Pump to Pipe, Outlet
2013 Mercedes-Benz GL450 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2013 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2013 Mercedes-Benz ML350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2013 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2013 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2014 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, Water Pump to Pipe, Outlet
2014 Mercedes-Benz GL450 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2014 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2014 Mercedes-Benz ML350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2014 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2014 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2015 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, Water Pump to Pipe, Outlet
2015 Mercedes-Benz GL450 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2015 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2015 Mercedes-Benz ML250 SUV 2.1L l4 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2015 Mercedes-Benz ML350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2015 Mercedes-Benz ML400 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2016 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, Water Pump to Pipe, Outlet
2016 Mercedes-Benz GL450 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2016 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2016 Mercedes-Benz GLE300d SUV 2.1L l4 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2016 Mercedes-Benz GLE350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2016 Mercedes-Benz GLE400 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLE300d SUV 2.1L l4 Diesel Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLE350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLE400 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo
2017 Mercedes-Benz GLS350d SUV 3.0L V6 Diesel Turbo Auxiliary Water Pump, Water Pump to Pipe, Outlet
2017 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2018 Mercedes-Benz GLE350 SUV 3.5L V6 Auxiliary Water Pump, HVAC SYSTEM, Outlet
2018 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo
2018 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2018 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2019 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo
2019 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2019 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet
2017 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo
2018 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo
2019 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo
2016 Mercedes-Benz GLE450 AMG SUV Coupe 3.0L V6 Turbo Auxiliary Water Pump, HVAC SYSTEM, Outlet

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