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Porsche > 992 (911) MK1 2019-2024 > Engine Cooling > Coolant Hoses and Pipes > Coolant Hoses - Radiator Section >

Coolant Hose With Quick Release Coupling. Porsche 95B.2 / 95B.3 Macan 2.0L Petrol 2019>>  ❭  95B121049S

Coolant Hose With Quick Release Coupling. Porsche 95B.2 / 95B.3 Macan 2.0L Petrol 2019>> - 95B121049S
2
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95B121049S
Product Information
Product Information
Coolant Hose With Quick Release Coupling.

The Coolant Hose With Quick Release Coupling is a genuine Porsche cooling system component designed to provide efficient coolant transfer with a secure, factory-style quick-connect fitting. The integrated quick release coupling ensures precise fitment, leak-free sealing, and simplified installation or servicing.

Fits:

  • Porsche 95B.2 Macan Petrol 2.0L (245Bhp) 2019-21
  • Porsche 95B.3 Macan Petrol 2.0L (265Bhp) 2022>>
  
Diagram Ref No 13

What This Product Does:

  • Transferring coolant between key cooling system components
  • Maintaining steady coolant circulation
  • Supporting proper cooling system pressure
  • Providing a secure quick-connect interface
  • Helping prevent coolant leaks at connection points

Symptoms Of Wear Or Failure:
  • Coolant leaks at the quick-connect fitting
  • Cracked, brittle, swollen, or softened hose material
  • Damaged or loose coupling mechanism
  • Coolant smell from the engine bay
  • Low coolant warning light
  • Engine overheating or fluctuating temperature readings
  • Coolant residue around connection points

Why Replacement Matters:
  • Prevent sudden coolant leaks and breakdowns
  • Maintain proper coolant flow and pressure
  • Protect the engine from overheating damage
  • Ensure secure, factory-correct connections
  • Avoid costly repairs caused by cooling system failure



Related reference numbers
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95B121049S
95B121049S

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Related products
Coolant Hose, Short Feed. Porsche 992.1 / 992.2 Carrera / Turbo / Turbo S / GT3 / RS / ST 2019>> - 99212161, 992121611A, 992121612A
3
Coolant Hose, Short Feed. Porsche 992.1 / 992.2 Carrera / Turbo / Turbo S / GT3 / RS / ST 2019>>
Special Order item
99212161
Product Information
Product 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
99212161
992121611A
992121612A

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Coolant Hose, Long Feed. Porsche 992.1 Carrera / Turbo / Turbo S / GT3 / RS / ST 2019>> - 99212162, 992121623B, 992121624B
3
Coolant Hose, Long Feed. Porsche 992.1 Carrera / Turbo / Turbo S / GT3 / RS / ST 2019>>
Special Order item
99212162
Product Information
Product 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
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99212162
99212162
992121623B
992121624B

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Breather Line For Radiator, RIGHT. Porsche 992.1 / 992.2 2019>> - 992121466
2
Breather Line For Radiator, RIGHT. Porsche 992.1 / 992.2 2019>>
Special Order item
992121466
Product Information
Product 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:
  • 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

Why Replacement Matters:
  • 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
992121466

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