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Coolant Radiator. Porsche 971.1 Panamera / Panamera 4 / Panamera 4 Executive 3.0L 2017-21 › PAE121253A
- 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
OE Match coolant radiator.
Fits
Porsche 971.1 Panamera 3.0L 2017 - 2021
* with 'Standard' equipment (option code: A8C)
* without alternative drive system (option code: 0K0)
Check fitment for your specific vehicle (model, year, engine) before ordering.
What This Product Does
Heated coolant passes through the radiator, where its heat is released into the surrounding airflow. The cooled fluid then circulates back through the engine. Cooling fans assist airflow when needed, while the radiator forms part of the system that controls operating temperature.
Functions
- Releases heat carried by circulating coolant.
- Helps control engine operating temperature.
- Returns cooled fluid to the engine cooling circuit.
Technical Details
- Product type: engine coolant radiator / coolant cooler.
- Brand: OE Match.
- Supplied reference numbers: 9A712125310 and PAE121253A.
- Application requirements: equipment code A8C and drive-system code 0K0.
Symptoms of Fault
- Temperature climbing during demanding driving or warm weather.
- Falling coolant level, damp radiator surfaces or puddles beneath the vehicle.
- Sweet odour or dried deposits near radiator seams.
- Discoloured coolant containing corrosion residue or debris.
- Dashboard warning indicating excessive engine temperature.
- Weak cabin heating when coolant is low or circulation is impaired.
- Steam beneath the bonnet associated with escaping or boiling coolant.
- Damaged fins, visible corrosion or gurgling following shutdown.
Why Replacement Matters
Leaks and restricted coolant passages can reduce the radiator's ability to remove heat. Prolonged overheating may damage cylinder heads and gaskets, affect engine oil and lead to further repairs. Renewing a radiator with confirmed damage addresses the faulty component rather than repeatedly topping up lost coolant.
Inspect nearby hoses, joints, seals and mounting hardware during the repair. Similar symptoms can arise elsewhere in the cooling circuit, so establish the source before replacing parts.
FAQs
How can a radiator leak be distinguished from a hose leak?
Look for moisture or deposits on the radiator core and seams, then inspect hose connections. A cooling-system pressure test can help locate the source.
Can overheating occur without a visible leak?
Yes. Deposits inside coolant passages can restrict circulation without producing external seepage. Fan operation and thermostat behaviour also need checking.
What else should be inspected during replacement?
Check the pressure cap, thermostat, hoses and connections. Renew supporting components where inspection identifies deterioration rather than assuming every item needs replacement.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAE121253A
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan Petrol 2.0L (237Bhp) 2014-18
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18
- Porsche 95B.2 Macan Petrol 2.0L (245Bhp) 2019-21
- 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 Petrol 2.0L (265Bhp) 2022>>
- Porsche 95B.3 Macan T Petrol 2.0L (265Bhp) 2022>>
- Porsche 95B.3 Macan S Petrol 2.9L V6 (380Bhp) 2022>>
- Porsche 95B.3 Macan GTS Petrol 2.9L V6 (440Bhp) 2022>>
Sold each.
Fits:
Porsche 95B.1 Macan 2014-18
Porsche 95B.2 Macan 2019-21
Porsche 95B.3 Macan 2022>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 6
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
8K0121275C
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan Petrol 2.0L (237Bhp) 2014-18
- Porsche 95B.2 Macan Petrol 2.0L (245Bhp) 2019-21
- Porsche 95B.3 Macan Petrol 2.0L (265Bhp) 2022>>
- Porsche 95B.3 Macan T Petrol 2.0L (265Bhp) 2022>>
Fits:
Porsche 95B Macan 2.0ltr - 2014 to 2018
Porsche 95B.2 Macan 2.0ltr - 2019 to 2021
Porsche 95B.3 Macan 2.0ltr - 2022 Onwards
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
8K0959501G
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan Petrol 2.0L (237Bhp) 2014-18
- Porsche 95B.2 Macan Petrol 2.0L (245Bhp) 2019-21
- Porsche 95B.3 Macan Petrol 2.0L (265Bhp) 2022>>
- Porsche 95B.3 Macan T Petrol 2.0L (265Bhp) 2022>>
This OE Match Radiator Water/Coolant + Hose kit is a complete front-end cooling system refresh solution for the Porsche 95B Macan 2.0 L. It includes a direct-fit OE Match radiator core, matching radiator coolant hoses, and a full set of genuine Porsche rubber radiator mounts — everything needed to replace old cooling components and restore proper coolant flow and radiator support.
Fits:
Porsche 95B.1 Macan 2.0L 2014 - 2018
* Engine codes: CNC,CNCC, CYN,CYNA, CYNB,CYP, CYPA
Porsche 95B.2 Macan 2.0L 2019 - 2021
* PR: T2G / T2G
Porsche 95B.23 Macan 2.0L 2022 >>
* PR: T2G / T2G
(1) Diagram ref no. 1, 2, 4 and 6
(2) Diagram ref no. 16 and 17
Efficient cooling is essential for performance, reliability, and long-term engine health - especially in turbocharged engines like the Macan 2.0 L. This comprehensive kit brings together the most critical cooling system parts:
• OE Match Radiator – OE ref no 9A712125110
Designed to replicate factory cooling performance, the radiator core efficiently transfers heat from the engine coolant into ambient air. High-quality aluminium construction and correct inlet/outlet positions ensure direct fitment and reliable thermal management.
• OE Match Radiator Coolant Hoses:
Radiator Coolant Top Hose (Feed) - OE ref no 95B122101K - Carries hot coolant from the engine to the radiator.
Radiator Coolant Bottom Hose (Return) - OE ref no 95B121109J – Routes cooled fluid back to the engine to complete the cooling loop.
Both hoses are engineered to match original hose geometry, diameter, and resilience against heat and pressure.
• Genuine Radiator Mounts
A full set of genuine Porsche rubber mounts: 8K0121276A (×2) 4H0121268A (×2) 8K0121275C (×2). These mounts provide secure, vibration-isolated support, ensuring the radiator stays properly positioned and protected from chassis vibration and road shock.
By combining OE Match cooling parts with genuine mounting hardware, this kit restores not only cooling capacity but also proper fitment and long-term serviceability.
Coolant hoses and radiators are subject to heat, pressure, age-related degradation, and road debris over time. Hoses can soften, crack, or leak, and radiators can lose efficiency or develop pinhole leaks. Poor cooling performance raises engine temperatures, stresses internal components, and reduces reliability. Genuine rubber mounts also age, leading to vibration transfer and alignment issues.
Replacing these parts together as a kit ensures:
• Proper coolant circulation
• Strong, leak-free hose joints
• Effective heat rejection
• Secure radiator support
Replace this kit when:
• Coolant leaks are present
• Hoses show cracking, swelling, or softness
• Radiator cores show damage, corrosion, or clogging
• Excessive engine temperature fluctuations
• During water pump, thermostat, or cooling system service
• Preventative maintenance on higher-mile vehicles
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RADKIT95B.20.OEM
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
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