16571-0V030 Engine Upper Radiator Coolant Hose For Toyota Corolla Levin E140 E150 E170 ZRE152 2009-2018 2.5L Parts

This upper radiator hose is a direct replacement for OEM part number 16571-0V030, 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 Highlander (ASU40) models equipped with the 1AR-FE 2.7L engine, with Toyota parts catalog data listing fitment from May 2009 to May 2012 and later production ranges. Verify your original part number before ordering.

• Part Type: Upper Radiator Hose / Radiator Hose No.1

• OEM Reference: 16571-0V030

• Position: Upper

• Engine Fitment: 2.7L L4 Gas (1AR-FE)

• Chassis: Toyota Highlander ASU40

• 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 Highlander 2009-2012 – 2.7L L4 (1AR-FE) [catalog-confirmed range]

• Toyota Highlander 2013-2015 – 2.7L L4 (1AR-FE) [extended aftermarket reference]

• Note: Highlander 2.7L also lists 16571-0V040 for 2009-2013 applications. 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 16571-0V030 is referenced for compatibility identification only.

Q3: Is 16571-0V030 the same as 16571-0V040?
A: No, they are different part numbers. Both are listed for Highlander 2.7L applications, but catalog data shows 16571-0V040 (which replaces 16571-36060) covering 2009-2013 model years. 16571-0V030 is primarily listed for the 2009-2012 range. Please verify your original part number before ordering.