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Cummins 4BT/6BT Thermostats

Cummins 4BT/6BT Thermostat

We carry thermostats for Cummins 3.9 and 5.9 liter engines. For your convenience, you can access our inventory through the product links listed below.

If you do not see the B Series part you need, please use our quote request form or call us at 855.470.3525: our friendly sales staff will gladly help you.

DS-3972071
THERMOSTAT,SOFT SEAT,4B,6B
$19.56
Qty:
DS-3917324
THERMOSTAT, 83°C (181°F) - 4BT / 6BT
$19.16
Qty:
DS-3283589
THERMOSTAT, 83°C (181°F) - 4BT / 6BT
$37.21
Qty:
DS-3802968
THERMOSTAT KIT, 83°C (181°F) - 4BT / 6BT
$39.76
Qty:
DS-3802273
THERMOSTAT, 83°C (181°F)
$23.09
Qty:
5292744
THERMOSTAT
$33.81
Qty: