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Engine Cooling
Thermostats
Peterbilt
378
2002 Peterbilt 378
Thermostats & Components
Select Your Submodel
5.9L
10.3L
10.8L
12.0L
12.7L
14.0L
14.6L
14.9L
Add to Cart
Gates® - OE Type Engine Coolant Thermostat
4
# 6845087896
$32.58 - $44.29
Add to Cart
Gates® - Heavy Duty Engine Coolant Thermostat
4
# 6845094684
$25.14 - $49.87
Add to Cart
MotoRad® - Engine Coolant Thermostat
4
# 6955049249
$9.56 - $43.41
Add to Cart
PAI® - Engine Coolant Thermostat
0
# mpn4636629650
$39.45
Add to Cart
PAI® - Engine Coolant Thermostat
0
# mpn4636629639
$45.07
Add to Cart
PAI® - Engine Coolant Thermostat w/o Gasket
0
# mpn4699429418
$35.43
Add to Cart
PAI® - Engine Coolant Thermostat with Seal
0
# mpn4699429414
$28.53
Add to Cart
Gates® - Engine Coolant Thermostat Seal
4
# mpn119824118
$6.38
Add to Cart
PAI® - Engine Coolant Thermostat Gasket
0
# mpn4636629665
$9.99
Add to Cart
PAI® - Engine Coolant Thermostat Gasket
0
# mpn4636629668
$16.71
Add to Cart
PAI® - Engine Coolant Thermostat Gasket
0
# mpn4699429415
$6.33
Add to Cart
PAI® - Engine Coolant Thermostat Seal
0
# mpn4636629663
$7.27
Add to Cart
PAI® - Engine Coolant Thermostat Seal
0
# mpn4636629751
$6.81
Add to Cart
PAI® - Engine Coolant Thermostat
0
# mpn4919353978
$22.64
Add to Cart
PAI® - Engine Coolant Thermostat
0
# mpn4666036155
$37.63
Add to Cart
PAI® - Engine Coolant Thermostat
0
# mpn4899662776
$40.21
Add to Cart
PAI® - Engine Coolant Thermostat Gasket
0
# mpn4864102340
$5.62
Gates® - OE Type Engine Coolant Thermostat$32.58 - $44.29
Gates® - Heavy Duty Engine Coolant Thermostat$25.14 - $49.87
MotoRad® - Engine Coolant Thermostat$9.56 - $43.41
