Audi / Volkswagen Coolant Pipe / Tube / Line 5Q0121070AB

OEM Part #: 5Q0-121-070-AB (5Q0121070AB)

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

The authentic OEM coolant pipe, part number 5Q0121070AB, plays a crucial role in your vehicle's cooling system by directing coolant to and from the engine and radiator. Located on the right side of the engine compartment, this connector pipe interfaces with critical components such as the thermostat outlet and water pump, ensuring effective temperature regulation. Common issues like leaks or cracks may lead to overheating; therefore, timely replacement is essential. This part is compatible with the 2015-2020 Audi A3, Audi S3, Audi TT, and multiple Volkswagen models, including the Golf and GTI. Alternative names include Water Inlet Pipe and Cross Tube, providing clarity for parts procurement. Replace the coolant pipe if you notice signs of coolant leakage or engine overheating.

Specifications

Specifications for Coolant Pipe / Tube / Line 5Q0121070AB
Fits Vehicle ModelA3, Golf, Golf Alltrack, Golf SportWagen, GTI, S3, TT, TTS
Fits Vehicle MakeAudi, Volkswagen
OEM Part No5Q0-121-070-AB (5Q0121070AB)
CategoryRadiator / Coolant

Compatible Vehicles

Fits 61 vehicle configurations across 2 makes, 2015-2023.

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

  • A3 2015-2020 · 21 variants 6 with notes
  • S3 2015-2020 · 6 variants 2 with notes
  • TT 2016-2023 · 16 variants
  • TTS 2016-2023 · 8 variants

Volkswagen

  • GTI 2015-2017 · 3 variants 3 with notes
  • Golf 2015-2017 · 3 variants 3 with notes
  • Golf Alltrack 2017 1 with note
  • Golf SportWagen 2015-2017 · 3 variants 3 with notes
View all 61 vehicle configurations — 18 with fitment notes
Full vehicle fitment list for Coolant Pipe / Tube / Line 5Q0121070AB
Year Make Model Trim Engine Note
2015 Audi A3 Convertible 1.8L l4 Turbo
2015 Audi A3 Sedan 1.8L l4 Turbo
2015 Audi A3 Sedan 2.0L l4 Diesel Turbo For Vehicles with Engine Code(s) CHHB, CNTC
2015 Audi A3 Quattro Convertible 2.0L l4 Turbo For Vehicles with Engine Code(s) CNTC
2015 Audi A3 Quattro Sedan 2.0L l4 Turbo For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB
2015 Audi S3 Sedan 2.0L l4 Turbo For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB
2016 Audi A3 Convertible 1.8L l4 Turbo
2016 Audi A3 Sedan 1.8L l4 Turbo
2016 Audi A3 Sedan 2.0L l4 Diesel Turbo For Vehicles with Engine Code(s) CHHB, CNTC
2016 Audi A3 Quattro Convertible 2.0L l4 Turbo For Vehicles with Engine Code(s) CNTC
2016 Audi A3 Quattro Sedan 2.0L l4 Turbo For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB
2016 Audi S3 Sedan 2.0L l4 Turbo For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB
2016 Audi TT Quattro Convertible 2.0L l4 Turbo
2016 Audi TT Quattro Coupe 2.0L l4 Turbo
2016 Audi TTS Quattro Coupe 2.0L l4 Turbo
2017 Audi A3 Sedan 2.0L l4 Turbo
2017 Audi A3 Quattro Convertible 2.0L l4 Turbo
2017 Audi A3 Quattro Sedan 2.0L l4 Turbo
2017 Audi S3 Sedan 2.0L l4 Turbo
2017 Audi TT Quattro Convertible 2.0L l4 Turbo
2017 Audi TT Quattro Coupe 2.0L l4 Turbo
2017 Audi TTS Quattro Coupe 2.0L l4 Turbo
2018 Audi A3 Sedan 2.0L l4 Turbo
2018 Audi A3 Quattro Convertible 2.0L l4 Turbo
2018 Audi A3 Quattro Sedan 2.0L l4 Turbo
2018 Audi S3 Sedan 2.0L l4 Turbo
2018 Audi TT Quattro Convertible 2.0L l4 Turbo
2018 Audi TT Quattro Coupe 2.0L l4 Turbo
2018 Audi TTS Quattro Coupe 2.0L l4 Turbo
2019 Audi A3 Sedan 2.0L l4 Turbo
2019 Audi A3 Quattro Convertible 2.0L l4 Turbo
2019 Audi A3 Quattro Sedan 2.0L l4 Turbo
2019 Audi S3 Sedan 2.0L l4 Turbo
2019 Audi TT Quattro Convertible 2.0L l4 Turbo
2019 Audi TT Quattro Coupe 2.0L l4 Turbo
2019 Audi TTS Quattro Coupe 2.0L l4 Turbo
2020 Audi A3 Sedan 2.0L l4 Turbo
2020 Audi A3 Quattro Sedan 2.0L l4 Turbo
2020 Audi S3 Sedan 2.0L l4 Turbo
2020 Audi TT Quattro Convertible 2.0L l4 Turbo
2020 Audi TT Quattro Coupe 2.0L l4 Turbo
2020 Audi TTS Quattro Coupe 2.0L l4 Turbo
2021 Audi TT Quattro Convertible 2.0L l4 Turbo
2021 Audi TT Quattro Coupe 2.0L l4 Turbo
2021 Audi TTS Quattro Coupe 2.0L l4 Turbo
2022 Audi TT Quattro Convertible 2.0L l4 Turbo
2022 Audi TT Quattro Coupe 2.0L l4 Turbo
2022 Audi TTS Quattro Coupe 2.0L l4 Turbo
2015 Volkswagen Golf Hatchback 1.8L l4 Turbo For Vehicles With Production date Up To 07/31/14; For Vehicles with Engine Code(s) CNSA, CNSB, CXBA, CXBB
2015 Volkswagen Golf SportWagen Wagon 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16
2015 Volkswagen GTI Hatchback 2.0L l4 Turbo For Vehicles with Production Date After 11/04/13
2016 Volkswagen Golf Hatchback 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16; For Vehicles with Engine Code(s) CNSA, CNSB, CXBA, CXBB
2016 Volkswagen Golf SportWagen Wagon 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16
2016 Volkswagen GTI Hatchback 2.0L l4 Turbo For Vehicles with Production Date After 11/04/13
2017 Volkswagen Golf Hatchback 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16; For Vehicles with Engine Code(s) CNSA, CNSB, CXBA, CXBB
2017 Volkswagen Golf Alltrack Wagon 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16
2017 Volkswagen Golf SportWagen Wagon 1.8L l4 Turbo For Vehicles With Production date Up To 02/29/16
2017 Volkswagen GTI Hatchback 2.0L l4 Turbo For Vehicles with Production Date After 11/04/13
2023 Audi TT Quattro Convertible 2.0L l4 Turbo
2023 Audi TT Quattro Coupe 2.0L l4 Turbo
2023 Audi TTS Quattro Coupe 2.0L l4 Turbo

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