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Porsche // Panamera 971 MK2 (2021-2023) // 971.2 Panamera 2.9L V6 2021-23
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O-Ring 11x2,5 Water Coolant Breather Line. Porsche 957 / 958 Cayenne / 970 Panamera / 95B Macan - 99970758640
99970758640
Vehicle Group
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18
Information
O-Ring – 11 x 2.5mm Water Coolant Breather
Line
Sold each
Maintain the integrity of your Porsche's cooling system with this Coolant Breather Line O-Ring.. Measuring 11 x 2.5mm, this factory-original sealing ring is designed to provide a reliable, leak-free seal between the coolant breather line and its associated components.
Fits:
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18
Diagram ref no 12
Although small, this sealing ring plays a vital role in maintaining the integrity of the cooling system. It creates a watertight seal between the breather line and its mating components, preventing coolant leaks while allowing the cooling system to maintain the correct operating pressure. Replacing ageing or damaged O-rings during cooling system maintenance helps prevent coolant loss, overheating and expensive engine repairs.
What Does the Water Coolant Breather Line O-Ring Do?
The coolant breather line O-ring seals the connection between coolant pipes and breather line fittings within the engine's cooling system.
Its functions include:
- Preventing coolant leaks.
- Maintaining cooling system pressure.
- Ensuring efficient coolant circulation.
- Preventing air from entering the cooling system.
- Supporting correct engine operating temperatures.
- Helping maximise cooling system efficiency.
A correctly sealing O-ring is essential for maintaining the performance and reliability of the engine cooling system.
Why Does the O-Ring Need Replacing?
Over time, coolant seals are subjected to constant temperature fluctuations and coolant exposure, causing them to deteriorate.
Common causes of failure include:
- Heat cycling.
- Age-related hardening.
- Loss of elasticity.
- Coolant chemical degradation.
- Damage during removal.
- Compression set after years of service.
- Cooling system repairs requiring seal replacement.
As with most sealing components, O-rings should always be replaced once removed.
Symptoms of a Failing Coolant Breather Line O-Ring
Signs of a worn or damaged seal include:
- Coolant leaks around the breather line.
- Pink, white or dried coolant residue.
- Low coolant warning messages.
- Frequent coolant top-ups.
- Sweet coolant smell from the engine bay.
- Reduced cooling system pressure.
- Small coolant drips after driving.
Replacing the O-ring at the first sign of leakage helps prevent overheating and further cooling system damage.
When Should the O-Ring Be Replaced?
Replacement is recommended whenever:
- The coolant breather pipe is removed.
- Cooling system components are replaced.
- A coolant leak is diagnosed.
- Carrying out thermostat or water pump repairs.
- Performing preventative cooling system maintenance.
- Rebuilding or servicing the engine.
Installing a new O-ring during reassembly ensures a reliable seal and reduces the risk of future coolant leaks.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970758640
99970758640
The product you are viewing cross references to these numbers
Price: £3.29
Arriving soon
Related products
Vehicle Group
- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
- Porsche 9YA Cayenne E-Hybrid V6 3.0L V6 (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe E-Hybrid V6 3.0L (340Hp) 2020-23
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21
- Porsche 95B.2 Macan GTS Petrol 2.9L V6 (380Bhp) 2019-21
- Porsche 95B.2 Macan Turbo 2.9L V6 (440Bhp) 2019-21
- Porsche 95B.3 Macan S Petrol 2.9L V6 (380Bhp) 2022>>
- Porsche 95B.3 Macan GTS Petrol 2.9L V6 (440Bhp) 2022>>
Information
Coolant pipe.
Fits:
Porsche 95B.2 Macan 2.9L / 3.0L 2019-21
Porsche 95B.3 Macan 2.9L 2022>>
Porsche 9YA Cayenne 2.9L / 3.0L 2018>>
Porsche 971.1 Panamera 2.9L / 3.0L 2017-20
Porsche 971.2 Panamera 2.9L 2021>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 14
Fits:
Porsche 95B.2 Macan 2.9L / 3.0L 2019-21
Porsche 95B.3 Macan 2.9L 2022>>
Porsche 9YA Cayenne 2.9L / 3.0L 2018>>
Porsche 971.1 Panamera 2.9L / 3.0L 2017-20
Porsche 971.2 Panamera 2.9L 2021>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 14
Price: £84.60
Orderable
Vehicle Group
- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 9YA.2 Cayenne V6 3.0L Petrol (353Hp) 2023>>
- Porsche 9YA.2 Cayenne Coupe V6 3.0L (353Hp) 2023>>
- Porsche 9YA.2 Cayenne GTS V8 4.0L Bi-Turbo Petrol 2023>>
- Porsche 9YA.2 Cayenne GTS Coupe V8 4.0L Bi-Turbo 2023>>
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 976 Panamera V6 2.9L 2023>>
- Porsche 976 Panamera 4 V6 2.9L 2023>>
- Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21
- Porsche 95B.2 Macan GTS Petrol 2.9L V6 (380Bhp) 2019-21
- Porsche 95B.2 Macan Turbo 2.9L V6 (440Bhp) 2019-21
- Porsche 95B.3 Macan S Petrol 2.9L V6 (380Bhp) 2022>>
- Porsche 95B.3 Macan GTS Petrol 2.9L V6 (440Bhp) 2022>>
Information
O-ring for thermo-pneumatic valve - sits between coolant pipe and the valve itself.
Fits:
Porsche 971.1 Panamera / Panamera 4 3.0L V6 2017-21
Porsche 971.1 Panamera 4S 2.9L V6 2017-21
Porsche 971.1 Panamera 4 E-Hybrid 2.9L V6 2017-21
Fits:
Porsche 971.1 Panamera / Panamera 4 3.0L V6 2017-21
Porsche 971.1 Panamera 4S 2.9L V6 2017-21
Porsche 971.1 Panamera 4 E-Hybrid 2.9L V6 2017-21
--
Porsche 971.2 Panamera / Panamera 4 2.9L V6 2021-24
Porsche 971.2 Panamera 4S 2.9L V6 2021-24
Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-24
Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-24
--
Porsche 976 Panamera / Panamera 4 2.9L V6 2024>>
--
Porsche 9YA Cayenne 3.0L V6 2018-24
Porsche 9YA Cayenne S 2.9L V6 2018-24
--
Porsche 9YA-2 Cayenne 3.0L V6 2023>>
--
Porsche 95B-2 Macan S / GTS / Turbo 2.9L V6 2019-25
Click 'Zoom in' for large parts diagram.
Diagram ref no 15
Price: £14.36
Orderable
Vehicle Group
- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
- Porsche 9YA Cayenne E-Hybrid V6 3.0L V6 (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe E-Hybrid V6 3.0L (340Hp) 2020-23
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 9YA.2 Cayenne V6 3.0L Petrol (353Hp) 2023>>
- Porsche 9YA.2 Cayenne Coupe V6 3.0L (353Hp) 2023>>
- Porsche 9YA.2 Cayenne E-Hybrid V6 3.0L (470Hp) 2023>>
- Porsche 9YA.2 Cayenne E-Hybrid Coupe V6 3.0L (470Hp) 2023>>
- Porsche 9YA.2 Cayenne S E-Hybrid V6 3.0L (519Hp) 2023>>
- Porsche 9YA.2 Cayenne S E-Hybrid Coupe V6 3.0L (519Hp) 2023>>
- Porsche 9YA.2 Cayenne GTS V8 4.0L Bi-Turbo Petrol 2023>>
- Porsche 9YA.2 Cayenne GTS Coupe V8 4.0L Bi-Turbo 2023>>
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 976 Panamera V6 2.9L 2023>>
- Porsche 976 Panamera 4 V6 2.9L 2023>>
- Porsche 976 Panamera 4 E-Hybrid V6 2.9L 2023>>
- Porsche 976 Panamera 4S E-Hybrid V6 2.9L 2023>>
- Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21
- Porsche 95B.2 Macan GTS Petrol 2.9L V6 (380Bhp) 2019-21
- Porsche 95B.2 Macan Turbo 2.9L V6 (440Bhp) 2019-21
Information
Water Pipe O-Ring, 41.8x1.85.
Fits:
Porsche 95B.2 Macan S 3.0L V6 Petrol MKII 2019>>2021
Porsche 95B.2 Macan GTS 2.9L V6 Petrol MKII 2019>>2021
Porsche 95B.2 Macan Turbo 2.9L V6 MKII 2019>>2021
Cars With Engine Codes:
DLZ / DLZB / DGR / DGRB / DGRC
Porsche 971.1 Panamera 3.0L V6 MKI 2017>>2020
Porsche 971.1 Panamera 2.9L / 2.9L E-Hybrid MKI 2017>>2020
Cars With Engine Codes:
CSZ / CSZA / CSZB / CXT / CXTA / DGP / DGPA
Porsche 971.2 Panamera 2.9L / 2.9L E-Hybrid MKII 2021>>2023
Cars With Option Codes:
0K0 - Without Alternative Drive System
0K3 - Hybrid Propulsion System PHEV
Porsche 976 Panamera 2.9L / 2.9L E-Hybrid 2023>>
Porsche 9YA Cayenne 3.0L / 3.0L E-Hybrid 2018>>2023
Porsche 9YA Cayenne 2.9L / 2.9L E-Hybrid 2018>>2023
Cars With Engine Codes:
DCAB / DCA / DCBE / DCB
Porsche 9YB Cayenne / Cayenne S 3.0L / 3.0L E-Hybrid 2023>>
Diagram Ref No 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A712143713
The product you are viewing cross references to these numbers
Fits:
Porsche 95B.2 Macan S 3.0L V6 Petrol MKII 2019>>2021
Porsche 95B.2 Macan GTS 2.9L V6 Petrol MKII 2019>>2021
Porsche 95B.2 Macan Turbo 2.9L V6 MKII 2019>>2021
Cars With Engine Codes:
DLZ / DLZB / DGR / DGRB / DGRC
Porsche 971.1 Panamera 3.0L V6 MKI 2017>>2020
Porsche 971.1 Panamera 2.9L / 2.9L E-Hybrid MKI 2017>>2020
Cars With Engine Codes:
CSZ / CSZA / CSZB / CXT / CXTA / DGP / DGPA
Porsche 971.2 Panamera 2.9L / 2.9L E-Hybrid MKII 2021>>2023
Cars With Option Codes:
0K0 - Without Alternative Drive System
0K3 - Hybrid Propulsion System PHEV
Porsche 976 Panamera 2.9L / 2.9L E-Hybrid 2023>>
Porsche 9YA Cayenne 3.0L / 3.0L E-Hybrid 2018>>2023
Porsche 9YA Cayenne 2.9L / 2.9L E-Hybrid 2018>>2023
Cars With Engine Codes:
DCAB / DCA / DCBE / DCB
Porsche 9YB Cayenne / Cayenne S 3.0L / 3.0L E-Hybrid 2023>>
Diagram Ref No 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A712143713
9A712143713
9A712143712
The product you are viewing cross references to these numbers
Price: £10.68
Orderable
Vehicle Group
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
Information
Coolant Hose.
The Coolant Hose is a genuine Porsche OEM water inlet hose designed to transport engine coolant through the cooling system on Porsche Panamera (971) models. This hose ensures proper coolant circulation between key cooling components, helping maintain stable engine operating temperatures and efficient heat dissipation. Manufactured to Porsche specifications, it provides precise fitment, strong resistance to heat and pressure, and long-term durability.
Fits:
Diagram Ref No 26
What This Product Does:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
971121036H
The product you are viewing cross references to these numbers
The Coolant Hose is a genuine Porsche OEM water inlet hose designed to transport engine coolant through the cooling system on Porsche Panamera (971) models. This hose ensures proper coolant circulation between key cooling components, helping maintain stable engine operating temperatures and efficient heat dissipation. Manufactured to Porsche specifications, it provides precise fitment, strong resistance to heat and pressure, and long-term durability.
Fits:
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
Diagram Ref No 26
What This Product Does:
- Transfers engine coolant through the cooling circuit as a water inlet hose.
- Helps maintain proper coolant circulation, allowing heat to be carried away from the engine.
- Supports engine temperature regulation, ensuring efficient cooling performance and preventing overheating.
- Provides a flexible connection that absorbs vibration and thermal expansion without stressing rigid pipes or fittings.
- Coolant may seep or drip from the hose body or around the clamp connections, often leaving wet residue or crusted deposits.
- A leaking hose can cause gradual coolant loss, requiring frequent top-ups.
- Loss of coolant or restricted flow can lead to overheating or unstable temperature readings.
- A noticeable sweet odor in the engine bay is a common sign of a coolant leak.
- Signs include cracks or splits, swelling or bulging, soft spots, hardened or brittle rubber, coolant staining along the hose.
- If coolant circulation is disrupted, cabin heating may become weak or inconsistent.
- Low coolant or overheating warnings may appear as the hose begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can cause low coolant levels and loss of system pressure.
- Helps avoid engine overheating, which can result in serious and costly engine damage.
- Restores proper coolant flow, ensuring efficient heat dissipation through the radiator and cooling system.
- Maintains reliable heater performance, since the heater system depends on steady coolant circulation.
- Protects surrounding components, as leaking coolant can damage sensors, wiring, seals, and nearby engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
971121036H
971121036H
The product you are viewing cross references to these numbers
Price: £62.09
In stock