2002 Peterbilt 378 HVAC Heater Cores
Save up to 40% on original replacement 2002 Peterbilt 378 HVAC Heater Cores. Navigate our online catalogue to find HVAC Heater Cores and other parts designed specifically to fit a 2002 Peterbilt 378.





HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater




HVAC Heater Core
$195.81
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.9L 359ci L6 (4.02x4.72; 102.0x120.0);
Engine Base: 5.9L 359ci L6 (4.02x4.72; 102.0x120.0);
Vehicle Fitment Notes:
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater
with Signet A/C System with 7.8125in x 8.0625in x 1.875in Core with 0.75in Diameter Inlet with 0.75in Diameter Outlet Front Heater

HVAC Heater Core
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