The replacement coolant level sensor is made for select 2008-2021 Kenworth and Peterbilt applications. It monitors coolant level and triggers the low coolant warning.

Walker Products 1009-1013 Coolant Level Sensor Features:

• Fits 2008-2020 Kenworth T660; 2008-2021 Kenworth T800, Peterbilt 365, 367, 389; 2008-2016 Kenworth W900, Peterbilt 384, 386; 2019-2021 Kenworth W990; 2008 Peterbilt 385
• Fits 2008-2015 Peterbilt 388; 2010-2021 Peterbilt 348; 2011-2017 Peterbilt 382
• With BEHR cooling module
• Female oblong electrical connector
• Built to OE replacement specifications