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Heating Hose, Return. Porsche 970 Panamera 2010-16 - 97057258600
97057258600
Vehicle Group
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- 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 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
Information
Heating Hose, Return.
Diagram Ref No 11
What This Product Does:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97057258600
The product you are viewing cross references to these numbers
The Heating Hose, Return is a genuine Porsche OEM heater coolant hose designed to return coolant from the heater core circuit back into the engine cooling system. This return hose is essential for maintaining continuous coolant circulation through the HVAC heating system, ensuring reliable cabin heat and stable engine temperature control. Manufactured to Porsche specifications, it provides precise fitment, strong resistance to heat and pressure, and long-term durability for Porsche Panamera (970) models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- 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 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
Diagram Ref No 11
What This Product Does:
- Returns heated coolant from the heater core to the engine cooling system.
- Completes the heater circuit loop, allowing coolant to continuously circulate through the HVAC system.
- Helps maintain stable engine operating temperatures by integrating the heater system into the overall cooling loop.
- Provides a flexible connection that absorbs engine movement and thermal expansion without restricting coolant flow.
- Coolant may seep or drip from the hose body or around the connection points/clamps.
- A leaking return hose can cause gradual coolant loss, leading to frequent topping up.
- Coolant loss from the heater circuit can reduce overall cooling efficiency and contribute to overheating.
- If coolant flow is reduced, the heater core may not circulate coolant properly, causing poor heating performance.
- A sweet coolant odor in the engine bay or cabin can indicate a leak in the heater circuit.
- Common signs include cracking or splitting, swelling or bulging, hardened or brittle rubber, coolant staining or residue.
- Low coolant warnings may appear if the hose begins to leak.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and pressure loss.
- Maintains reliable cabin heating, since the heater system requires continuous coolant flow in both supply and return lines.
- Helps avoid engine overheating, because coolant loss reduces cooling system efficiency.
- Restores correct coolant circulation, ensuring stable engine temperature control.
- Protects surrounding components, as leaking coolant can damage wiring, sensors, hoses, and nearby engine parts.
Related reference numbers
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97057258600
97057258600
The product you are viewing cross references to these numbers
Price: €40.98
Orderable
Related products
Vehicle Group
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Information
This a replica of the Porsche Germany RS lightweight factory heat duct that was used on all 3.6 liter special RS lightweight rare cars.
The Porsche part is ugly roto-formed cheap plastic with parting lines whereas accurate replica is carbon fiber.
Saves 8 to 9lbs about 4Kg from the rear of all 964's and 993's. Will not work on C2 Turbos/965 cars.
Replaces blower motor assembly and ductwork and still allows plenty of heat just like the factory RS part.
Ultra cool clear coated real carbon fiber tube that really cleans up engine bay and makes working on engine easy.
Please Note:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
964167003
The product you are viewing cross references to these numbers
The Porsche part is ugly roto-formed cheap plastic with parting lines whereas accurate replica is carbon fiber.
Saves 8 to 9lbs about 4Kg from the rear of all 964's and 993's. Will not work on C2 Turbos/965 cars.
Replaces blower motor assembly and ductwork and still allows plenty of heat just like the factory RS part.
Ultra cool clear coated real carbon fiber tube that really cleans up engine bay and makes working on engine easy.
Please Note:
All late model 993's 1996-98 (Varioram engines) require the 964 early type fan air guide shroud (as shown on exploded image)
Can be added below
Due to manufacturing tolerances and the nature of composite materials, minor trimming of excess material may be required during installation to ensure optimal fitment.
Fits:
Porsche 964 C2/C4 1989-1994
Porsche 993 C2/C4 1994-1997
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964167003
96421134101
99321134103
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Price: €141.01
In stock
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Information
Air hose to heater flaps.
Fits:
Porsche 993 1994-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 5.
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99357278
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Fits:
Porsche 993 1994-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 5.
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99357278
99357278501
99357278601
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Prices from: €238.78
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Information
Air hose. 72x2.0
Fits:
Porsche 993 1994-98
PLEASE NOTE: This part comes in one piece. It needs to be cut to size. It will be enough to replace all 4 hoses No 8 & 7 on diagram.
Related reference numbers
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00004320504
The product you are viewing cross references to these numbers
Fits:
Porsche 993 1994-98
PLEASE NOTE: This part comes in one piece. It needs to be cut to size. It will be enough to replace all 4 hoses No 8 & 7 on diagram.
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00004320504
00004320504
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Price: €354.08
In stock