New Genuine S&S Surge Tank Newstar P/N S-26138.

Alternative and other replacement reference part numbers:  Navistar/International 2591620C91.

Application:  International Prostar Linehaul Conventionals (2003-2018).
International 5900, 9200 & 9900 Series (2003-2018)

Description:  Coolant/Surge Tank.  Works with Cap 3578833C3 & Sensor 2518062C1.

Please Contact us with the last 8 of the VIN if you have any doubt this is the correct part, or please contact your local OEM dealership for correct part # to ensure correct part. 

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We're an authorized dealer of PAI and Excel products, please let us know if there is any other parts you might need, thanks.