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Coolant Hose, Upper. Porsche 982 Boxster / Cayman 2017>> - 982121036C
982121036C
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Vehicle Group
- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
- Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
- Porsche Boxster S 718 2.5L Manual (350 Bhp) 05/2017>>
- Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
- Porsche Boxster T 718 2.0L Manual (300 Bhp) 01/2019>>
- Porsche Boxster T 718 2.0L PDK (300 Bhp) 01/2019>>
- Porsche Boxster GTS 718 2.5L Manual (365 Bhp) 05/2017>>
- Porsche Boxster GTS 718 2.5L PDK (365 Bhp) 05/2017>>
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp) 01/2019>>
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
- Porsche Cayman 718 2.0L Manual (300 Bhp)
- Porsche Cayman 718 2.0L PDK (300 Bhp)
- Porsche Cayman S 718 2.5L Manual (350 Bhp)
- Porsche Cayman S 718 2.5L PDK (350 Bhp)
- Porsche Cayman T 718 2.0L Manual (300 Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
- Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
Information
Coolant Hose, Upper.
Diagram Ref No 15 (Diagram Ref No 16 Included)
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
982121036C
The product you are viewing cross references to these numbers
Maintain optimal engine cooling performance with the Coolant Hose, Upper. This OEM-quality upper radiator hose is designed to transfer hot coolant from the engine to the radiator, where heat is dissipated to regulate operating temperature.
Fits:- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
- Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
- Porsche Boxster S 718 2.5L Manual (350 Bhp) 05/2017>>
- Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
- Porsche Boxster T 718 2.0L Manual (300 Bhp) 01/2019>>
- Porsche Boxster T 718 2.0L PDK (300 Bhp) 01/2019>>
- Porsche Boxster GTS 718 2.5L Manual (365 Bhp) 05/2017>>
- Porsche Boxster GTS 718 2.5L PDK (365 Bhp) 05/2017>>
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp) 01/2019>>
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
- Porsche Cayman 718 2.0L Manual (300 Bhp)
- Porsche Cayman 718 2.0L PDK (300 Bhp)
- Porsche Cayman S 718 2.5L Manual (350 Bhp)
- Porsche Cayman S 718 2.5L PDK (350 Bhp)
- Porsche Cayman T 718 2.0L Manual (300 Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
- Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
Diagram Ref No 15 (Diagram Ref No 16 Included)
What This Product Does:
- Transfers hot coolant from the engine to the radiator
- Enables proper heat dissipation
- Maintains stable engine operating temperature
- Supports continuous coolant circulation
Symptoms Of Wear Or Failure:
- Coolant leaks near the radiator or engine bay
- Engine overheating or rising temperature gauge
- Low coolant warning light
- Frequent coolant loss requiring top-offs
- Steam from under the hood
- Sweet coolant smell from the engine compartment
- Cracks, splits, or dry rot on the hose surface
- Swelling or bulging due to internal weakening
- Soft, spongy, or brittle hose texture
- Coolant residue or wetness around hose clamps and fittings
Why Replacement Matters:
- The upper coolant hose is responsible for carrying hot coolant from the engine to the radiator for heat removal. If the hose becomes worn, cracked, or weakened, it can leak or fail under pressure, causing rapid coolant loss.
- A failed upper hose can quickly lead to engine overheating, which may result in serious damage such as warped components or head gasket failure. Because this hose operates under high heat and pressure, replacing it when signs of wear appear is essential for maintaining cooling system reliability.
- Replacing the hose helps restore proper coolant circulation, prevent leaks, and protect the engine from costly overheating-related repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
982121036C
982121036C
982121036B
The product you are viewing cross references to these numbers
€50.51
Now €45.46
Orderable
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- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
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Information
Coolant Hose, Short Feed.
Fits:
Porsche 992.1 Carrera MKI 2019>>2024
Porsche 992.2 Carrera MKII 2024>>
Porsche 992.1 Turbo / Turbo S MKI 2020>>
Porsche 992.1 GT3 / RS / ST MKI 2021>>
Diagram Ref No 11
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99212161
The product you are viewing cross references to these numbers
Fits:
Porsche 992.1 Carrera MKI 2019>>2024
Porsche 992.2 Carrera MKII 2024>>
Porsche 992.1 Turbo / Turbo S MKI 2020>>
Porsche 992.1 GT3 / RS / ST MKI 2021>>
Diagram Ref No 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99212161
99212161
992121611A
992121612A
The product you are viewing cross references to these numbers
Prices from: €70.95
.jpg){kind=link}
Vehicle Group
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
- Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.1 GT3 RS 4.0L 2022-24
Information
Coolant Hose, Long Feed.
Fits:
Porsche 992.1 Carrera MKI 2019>>2024
Porsche 992.1 Turbo / Turbo S MKI 2020>>
Porsche 992.1 GT3 / RS / ST MKI 2021>>
Diagram Ref No 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99212162
The product you are viewing cross references to these numbers
Fits:
Porsche 992.1 Carrera MKI 2019>>2024
Porsche 992.1 Turbo / Turbo S MKI 2020>>
Porsche 992.1 GT3 / RS / ST MKI 2021>>
Diagram Ref No 10
Related reference numbers
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99212162
99212162
992121623B
992121624B
The product you are viewing cross references to these numbers
Prices from: €70.95
Vehicle Group
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
- Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
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- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L 2024>>
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- Porsche 992.2 Targa 4 GTS 3.6L 2024>>
Information
Breather Line For Radiator, RIGHT.
Maintain proper cooling system ventilation and performance with the Breather Line for Radiator, RIGHT. This OEM-quality breather line is designed to vent trapped air and vapor from the right-side radiator circuit, helping ensure efficient coolant circulation and stable engine temperatures.
Fits:
Diagram Ref No 15
What This Product Does:
Symptoms Of Wear Or Failure:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
992121466
The product you are viewing cross references to these numbers
Maintain proper cooling system ventilation and performance with the Breather Line for Radiator, RIGHT. This OEM-quality breather line is designed to vent trapped air and vapor from the right-side radiator circuit, helping ensure efficient coolant circulation and stable engine temperatures.
Fits:
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
- Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Targa 4 GTS 3.6L 2024>>
Diagram Ref No 15
What This Product Does:
- Releases trapped air from the right-side radiator system
- Helps prevent air pockets that can restrict coolant flow
- Supports stable cooling system pressure
- Maintains consistent engine temperature control
- Reduces the risk of overheating
Symptoms Of Wear Or Failure:
- Coolant leaks near the radiator or along the breather line
- Low coolant warning light
- Frequent coolant top-offs
- Sweet coolant smell from the front of the vehicle
- Coolant residue or staining around fittings or connections
- Cracked, brittle, or weakened line material
- Air trapped in the cooling system, causing gurgling sounds
- Fluctuating engine temperature or inconsistent gauge readings
- Overheating, especially after coolant service or refilling
- Steam from under the hood in severe cases
- Replacing a worn radiator breather line is important because it helps the cooling system vent trapped air and maintain proper pressure. Over time, heat and coolant exposure can cause the line to become brittle, cracked, or leak.
- If the breather line fails, air pockets may form in the radiator circuit, reducing coolant circulation and cooling efficiency. This can lead to coolant loss, unstable engine temperatures, and an increased risk of overheating.
- Installing a new breather line helps prevent leaks, supports proper system bleeding, and ensures reliable engine cooling performance.
Related reference numbers
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992121466
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€38.59
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