Mercedes-Benz Transmission Oil Cooler Line / Pipe Right 1665000372

OEM Part #: 166-500-03-72 (1665000372)

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Enhance your Mercedes-Benz’s performance with this OEM Transmission Oil Cooler Line (OEM Part Number: 1665000372). Designed for seamless integration, this factory-original part is compatible with models including the 2012-2019 ML63 AMG, GL550, GL63 AMG, GLE63 AMG, and GLS63 AMG, featuring 4Matic and 5.5L V8 or 4.7L V8 engines. Located on the right rear, this genuine transmission cooler line effectively channels fluid, helping prevent overheating and ensuring optimal transmission performance. Replace worn or damaged cooler lines to restore functionality and maintain reliable operation. This part is also known as a Transmission Cooler Line, making it essential for efficient thermal management.

Specifications

Specifications for Transmission Oil Cooler Line / Pipe 1665000372
Fits Vehicle ModelGL450, GL550, GL63 AMG, GLE63 AMG, GLE63 AMG S, GLS63 AMG, ML550, ML63 AMG
Fits Vehicle MakeMercedes-Benz
OEM Part No166-500-03-72 (1665000372)
SideRight
CategoryTransmission

Compatible Vehicles

Fits 32 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

  • GL450 2013-2014 · 2 variants 2 with notes
  • GL550 2013-2016 · 4 variants 4 with notes
  • GL63 AMG 2013-2016 · 4 variants 4 with notes
  • GLE63 AMG 2016-2019 · 4 variants
  • GLE63 AMG S 2016-2019 · 8 variants
  • GLS63 AMG 2017-2019 · 3 variants
  • ML550 2012-2014 · 3 variants 3 with notes
  • ML63 AMG 2012-2015 · 4 variants 4 with notes
View all 32 vehicle configurations — 17 with fitment notes
Full vehicle fitment list for Transmission Oil Cooler Line / Pipe 1665000372
Year Make Model Trim Engine Note
2012 Mercedes-Benz ML550 SUV 4.7L V8 Turbo rear, 4.6L BITURBO
2012 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo 5.5L BITURBO, to trans upper
2013 Mercedes-Benz GL450 SUV 4.7L V8 Turbo rear, 4.7L BITURBO
2013 Mercedes-Benz GL550 SUV 4.7L V8 Turbo rear, 4.7L BITURBO
2013 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo 5.5L BITURBO, to trans upper
2013 Mercedes-Benz ML550 SUV 4.7L V8 Turbo rear, 4.6L BITURBO
2013 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo 5.5L BITURBO, to trans upper
2014 Mercedes-Benz GL450 SUV 4.7L V8 Turbo rear, 4.7L BITURBO
2014 Mercedes-Benz GL550 SUV 4.7L V8 Turbo rear, 4.7L BITURBO
2014 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo 5.5L BITURBO, to trans upper
2014 Mercedes-Benz ML550 SUV 4.7L V8 Turbo rear, 4.6L BITURBO
2014 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo 5.5L BITURBO, to trans upper
2015 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Transmission To Thermostat, Inlet
2015 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Transmission To Thermostat, Inlet
2015 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo Transmission To Thermostat, Inlet
2016 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Transmission To Thermostat, Inlet
2016 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Transmission To Thermostat, Inlet
2016 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2016 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2017 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2019 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2019 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2019 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2016 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2019 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo

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