Dorman 603-5403 Peterbilt Coolant Reservoir
Feb
13th
Customer reviews:- Brand New in sealed box. It came with the sensor. I hope it holds up longer than the factory supplied reservoir.- fit like original came with low coolant sensor and caps- Great fit, same as OEM. Great price!! Fit KW T660 with cummins.- Got this for about half what the Peterbilt dealer wanted. Seems to be working fine so far.- Exceeded my…