Audi S6/S7 Coolant Reservoir Hose / Line 4G0122109M

OEM Part #: 4G0-122-109-M (4G0122109M)

This page covers one exact OEM part number. Every unit we stocked has sold.

  • Genuine OEM — real photos
  • 30-day returns on eligible parts
  • eBay Top Rated · 100,000+ positive ratings
  • Ships from our own indoor warehouse

This used OEM Audi Coolant Reservoir Hose / Line (4G0122109M) routes coolant between the reservoir and engine on 4.0L V8 turbocharged models. Also called coolant reservoir line, a cracked or leaking hose can cause low coolant warnings, overheating, or visible puddles under the hood. Pulled from a donor Audi S6, this genuine part is ready for install.

Specifications

Specifications for Coolant Reservoir Hose / Line 4G0122109M
Fits Vehicle ModelS6, S7
Fits Vehicle MakeAudi
OEM Part No4G0-122-109-M (4G0122109M)
CategoryRadiator / Coolant

Compatible Vehicles

Fits 11 vehicle configurations across 1 make, 2013-2018.

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.

Audi

  • S6 2013-2018 · 6 variants
  • S7 2013-2018 · 5 variants
View all 11 vehicle configurations
Full vehicle fitment list for Coolant Reservoir Hose / Line 4G0122109M
Year Make Model Trim Engine Note
2013 Audi S6 Sedan 4.0L V8 Turbo
2013 Audi S7 Hatchback 4.0L V8 Turbo
2014 Audi S6 Sedan 4.0L V8 Turbo
2014 Audi S7 Hatchback 4.0L V8 Turbo
2015 Audi S6 Sedan 4.0L V8 Turbo
2016 Audi S6 Sedan 4.0L V8 Turbo
2016 Audi S7 Hatchback 4.0L V8 Turbo
2017 Audi S6 Sedan 4.0L V8 Turbo
2017 Audi S7 Hatchback 4.0L V8 Turbo
2018 Audi S6 Sedan 4.0L V8 Turbo
2018 Audi S7 Hatchback 4.0L V8 Turbo

Ask a parts specialist

Asking about: Coolant Reservoir Hose / Line 4G0122109M · OEM #4G0122109M