Dorman OE Solutions Pressurized Coolant Reservoir for 1999-2006 Volvo S80 2003-2016 XC70 2003-2014 XC90 603-667

Pressurized coolant reservoir for 1999-2006 Volvo S80 2003-2016 XC70 and 2003-2014 XC90 used to replace cracked or leaking factory expansion tanks.

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

Key Features

• Direct replacement for Volvo part numbers 30741155, 30760100, and 9445462
• Constructed from durable materials designed to resist thermal stress
• Engineered to match OE form, fit, and function for seamless installation
• Validated through testing to ensure dependable performance
• Manufactured by Dorman with over 100 years of aftermarket experience

Benefits

• Restores proper cooling system pressure to prevent overheating
• Eliminates coolant leaks caused by cracked or failed plastic tanks
• Reduces the risk of repeat repairs with a long-lasting solution
• Ensures a smooth installation process with no modifications required
• Provides confidence in daily driving reliability and engine safety

Application

Ideal for Volvo owners experiencing coolant loss, visible cracks in the expansion tank, or recurring overheating issues on S80, XC70, and XC90 models.

Fitment Notes

• Compatible with 1999-2006 Volvo S80
• Compatible with 2003-2016 Volvo XC70
• Compatible with 2003-2014 Volvo XC90
• Verify vehicle compatibility using part number 603-667 before purchase

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 Pressurized Coolant Reservoir

Item Dimensions

• 7.9in x 7.9in x 5.8in, 1.5lbs