1994 Peterbilt 378 HVAC Heater Hose
Navigate our online catalogue to find original replacement HVAC Heater Hoses specifically designed to fit a 1994 Peterbilt 378.
HVAC Heater Hose
$174.48
$143.86
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Heater Outlet
Required Per Vehicle: 1
Made in USA
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);
HVAC Heater Hose
$174.48
$143.86
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Heater Outlet
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
HVAC Heater Hose
$499.72
$192.36
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Heater Inlet
Required Per Vehicle: 1
Made in USA
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);
HVAC Heater Hose
$499.72
$192.36
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Heater Inlet
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
HVAC Heater Hose
$72.00
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.5L 638ci6; Engine Designation: 3306; Engine Manufacturer: Caterpillar;
Engine Base: 10.5L 638ci6; Engine Designation: 3306; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$72.00
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$125.16
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Oil Cooler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$15.43
In Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Aftercooler
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);
HVAC Heater Hose
$61.08
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Radiator Surge
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.5L 638ci6; Engine Designation: 3306; Engine Manufacturer: Caterpillar;
Engine Base: 10.5L 638ci6; Engine Designation: 3306; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$59.72
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Outlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$59.72
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Outlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$59.72
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Outlet
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:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$59.72
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Outlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$71.82
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Inlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$71.82
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Inlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$71.82
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Inlet
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:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$71.82
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater Inlet
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$22.03
$18.70
Out of Stock
Condition: New
Aftercooler
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);
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6;
Engine Base: 10.3L 629ci6;
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.5L 638ci6;
Engine Base: 10.5L 638ci6;
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Filler Tank
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Oil Cooler
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);
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Surge
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6;
Engine Base: 10.3L 629ci6;
Vehicle Fitment Notes:
3/8 In.
3/8 In.
HVAC Heater Hose
Call for Pricing
Out of Stock
Condition: New
Surge
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.5L 638ci6;
Engine Base: 10.5L 638ci6;
Vehicle Fitment Notes:
3/8 In.
3/8 In.