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16571-31180 Coolant Upper Radiator Hose High-Temp Resistant for Toyota 3.5L Camry GSV40 Highlander Sienna RX350 2006-2018
| MOQ: | 10 |
| Price: | $1.70-2.30 |
Upper Radiator Hose Toyota 3.5L
,High-Temp Coolant Hose Camry GSV40
,Radiator Hose Highlander Sienna RX350
This upper radiator hose is a direct replacement for OEM part number 16571-31180, which has been superseded by 16571-0P070. Also known as Radiator Hose No.1, it connects the engine coolant outlet to the radiator inlet, carrying hot coolant to the radiator for cooling. Manufactured to OEM specifications, this molded hose is designed for Toyota Camry and Avalon models equipped with the 3.5L V6 engine, ensuring proper fitment and reliable coolant flow under heat and pressure.
2. Product ParametersPart Type: Upper Radiator Hose / Radiator Hose No.1
OEM Reference: 16571-31180
Supersedes / Superseded By: 16571-0P070
Position: Upper
Engine Fitment: 3.5L V6 Gas (2GR-FE)
Condition: New aftermarket replacement
Direct-fit OEM replacement for straightforward installation
Molded shape matches original routing for proper fitment
Constructed from coolant-resistant rubber for durability under heat and pressure
Restores proper coolant circulation when the original hose cracks, bulges, or leaks
Toyota Camry 2007-2011 – 3.5L V6
Toyota Avalon 2008-2012 – 3.5L V6
Lexus ES350 2006-2012 – 3.5L V6 (aftermarket reference)
Note: Verify engine variant and original part number before ordering.
Q1: What are the symptoms of a failing upper radiator hose?
A: Common signs include coolant leaks at the hose connections, visible cracks or hardening of the rubber, bulging under pressure, engine overheating, and low coolant level with no other obvious cause.
Q2: Is this a genuine Toyota part?
A: This is a high-quality aftermarket replacement manufactured to OEM specifications. The OEM number 16571-31180 is referenced for compatibility identification only.
Q3: Is 16571-31180 the same as 16571-0P070?
A: Yes. 16571-0P070 is the current number that replaces the older 16571-31180. Either number refers to the same upper radiator hose application for the listed vehicles.
