Upper Coolant Radiator Hose 45161AG000 Fit for Subaru Forester 2009-2010, Impreza 2008-2011,

The LSDZWORK Upper Coolant Radiator Hose is a direct replacement component designed to restore cooling system flow in compatible Subaru vehicles. It carries coolant directly from the radiator to the engine, helping manage heat during everyday driving.

Built from durable, corrosion-resistant materials, this hose is engineered to handle high coolant temperatures and pressure cycles. Its construction focuses on maintaining structural stability over time, making it a dependable choice when replacing a worn or aging factory line.

A notable limitation is vehicle compatibility, as this hose is tailored exclusively for 2.5L H4 engines across specific Subaru model years. Additionally, the manufacturer does not specify the exact rubber compound used or whether new hose clamps are included in the package.

Verdict: This replacement upper hose is a practical, direct-fit solution for owners of compatible Subaru vehicles. It is well suited for anyone completing routine cooling maintenance who needs to swap out an old line with standard part number 45161AG000.

A great fit if you:

• Drive a compatible 2.5L H4 Subaru Forester, Impreza, WRX, or STI
• Need a direct swap for factory part number 45161AG000
• Want a replacement hose designed to handle engine heat and pressure

Consider something else if you:

• Drive a Subaru with an engine size other than the 2.5L H4
• Own a vehicle outside the listed model years

Which Subaru models does this hose fit?
It fits 2009-2010 Forester, 2008-2011 Impreza, 2008-2014 Impreza STI and WRX, and 2015-2020 WRX and WRX STI models equipped with the 2.5L H4 engine.

What is the primary function of this part?
It carries coolant from the radiator to the engine to help maintain normal operating temperatures under heat and pressure.

Is this hose difficult to install?
No, it is built for direct replacement. Installation simply requires removing the old hose and fitting the new one in its place.