Dorman OE Solutions Engine Coolant Reservoir for 2008-2011 Ford Focus 603-340

Non-pressurized engine coolant reservoir for 2008-2011 Ford Focus designed to replace cracked or leaking factory overflow tanks.

Built to meet the manufacturer's design intent for reliable service, this unit is constructed from quality materials capable of withstanding underhood heat and engine vibration while matching the original part's fit and function.

Key Features

• Direct replacement for original equipment part numbers 8S4Z8100B and 8S4Z8A080A
• Manufactured from durable materials to resist heat stress and vibration
• Engineered to match OE form, fit, and function for seamless installation
• Non-pressurized design specific to compatible Ford Focus models
• Backed by Dorman's century of automotive aftermarket experience

Benefits

• Restores proper coolant levels to prevent engine overheating issues
• Eliminates leaks caused by cracked or damaged factory reservoirs
• Reduces the risk of repeat repairs through validated testing and quality construction
• Ensures a smoother installation process with direct-fit engineering
• Provides a trustworthy solution for daily driving demands

Application

Ideal for Ford Focus owners experiencing coolant loss, visible cracks in the overflow tank, or failed visual inspections during routine maintenance.

Fitment Notes

• Compatible with 2008, 2009, 2010, and 2011 Ford Focus models
• Replaces Ford part numbers 8S4Z8100B and 8S4Z8A080A

Why Choose Dorman - OE Solutions?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results while standing up to daily driving demands.

What's in the Box

• 1 Engine Coolant Reservoir

Item Dimensions

• 10.6in x 10.1in x 6.0in, 1.4lbs