PRODUCT NOTES
Replaces old part numbers DS-3335550 and DS-4952204.
This is a Thermostat for Cummins ISX and QSX engines. This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.
Also available in genuine.
Call us at 888.687.0539 if you have any questions about this item.
As always, your satisfaction is guaranteed!