1995 Peterbilt 378 Engine Cooling Parts

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Keep Your 1995 Peterbilt 378 in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 1995 Peterbilt 378 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostats, Cooling System Filters, and Coolant Temperature Sensors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1995 Peterbilt 378 Engine Cooling Part at Advance Auto Parts is around $113.42, with a range that starts at $4.99 and goes up to $823.99. With 28 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Carquest Thermostat: With Seal, 190 Degrees, 14539, Carquest Coolant Spin-On Filter with Bta Plus Formula, 96324, and Carquest Heavy Duty Thermostat: With Seal, 190 Degrees, 15229 start at just $29.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Air Conditioning Parts and Blower Motor and Related Products. At Advance Auto Parts, we’re here to help you keep your 1995 Peterbilt 378 in peak condition, inside and out.

Essential 1995 Peterbilt 378 Engine Cooling Parts

Carquest Premium – Carquest Thermostat: With Seal, 160 Degrees, 14536 (Part No.14536)

Carquest Thermostat: With Seal, 160 Degrees, 14536

from

$36.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Thermostat: With Seal, 180 Degrees, 14538 (Part No.14538)

Carquest Thermostat: With Seal, 180 Degrees, 14538

from

$38.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Thermostat: With Seal, 170 Degrees, 14537 (Part No.14537)

Carquest Thermostat: With Seal, 170 Degrees, 14537

from

$52.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Heavy Duty Thermostat: 180 Degrees, 14978 (Part No.14978)

Carquest Heavy Duty Thermostat: 180 Degrees, 14978

from

$20.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Heavy Duty Thermostat: 190 Degrees, 14839 (Part No.14839)

Carquest Heavy Duty Thermostat: 190 Degrees, 14839

from

$17.49
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Motorad – Motorad Engine Coolant HD Thermostat: With Seal, 190 Degrees, 4087-90 (Part No.4087-90)

Motorad Engine Coolant HD Thermostat: With Seal, 190 Degrees, 4087-90

from

$33.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15198 (Part No.15198)

Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15198

from

$55.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Integrated Housing HD Thermostat: 180 Degrees, 14908 (Part No.14908)

Carquest Integrated Housing HD Thermostat: 180 Degrees, 14908

from

$89.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 96324 (Part No.96324)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 96324

from

$29.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
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Carquest Premium – Carquest Coolant Spin-On Filter with Bte Formula, 89071 (Part No.89071)

Carquest Coolant Spin-On Filter with Bte Formula, 89071

from

$29.49
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
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Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 99065 (Part No.99065)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 99065

from

$71.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
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Dorman – HD Solutions – Dorman – HD Solutions Low Coolant Level Sensor, 904-7363 (Part No.904-7363)

Dorman - HD Solutions Low Coolant Level Sensor, 904-7363

from

$273.99
This engine coolant level sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.
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Gates – Gates Heavy-Duty Engine Water Pump, 43564HD (Part No.43564HD)

Gates Heavy-Duty Engine Water Pump, 43564HD

from

$681.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 44062HD (Part No.44062HD)

Gates Heavy-Duty Engine Water Pump, 44062HD

from

$1209.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
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Carquest Premium – Carquest Engine Water Pump: New, Gasket/Seals Included, T2267 (Part No.T2267)

Carquest Engine Water Pump: New, Gasket/Seals Included, T2267

from

$73.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.
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Gates – Gates Heavy-Duty Engine Water Pump, 44092HD (Part No.44092HD)

Gates Heavy-Duty Engine Water Pump, 44092HD

from

$259.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 44054HD (Part No.44054HD)

Gates Heavy-Duty Engine Water Pump, 44054HD

from

$823.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 89112 (Part No.89112)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 89112

from

$134.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
See More

Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 89197 (Part No.89197)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 89197

from

$60.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
See More

Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 89075 (Part No.89075)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 89075

from

$59.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
See More

Carquest Premium – Carquest Coolant Spin-On Filter without Chemicals, 89113 (Part No.89113)

Carquest Coolant Spin-On Filter without Chemicals, 89113

from

$85.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
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Carquest Premium – Carquest Coolant Temperature Sensor, WTA2369 (Part No.WTA2369)

Carquest Coolant Temperature Sensor, WTA2369

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
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Carquest Premium – Carquest Coolant Temperature Sensor, WTA2372 (Part No.WTA2372)

Carquest Coolant Temperature Sensor, WTA2372

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
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Carquest Premium – Carquest Coolant Temperature Sensor, WTA2365 (Part No.WTA2365)

Carquest Coolant Temperature Sensor, WTA2365

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
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Carquest Premium – Carquest Coolant Temperature Sensor 1TS1035, WTC1082 (Part No.WTC1082)

Carquest Coolant Temperature Sensor 1TS1035, WTC1082

from

$55.99
Carquest Premium coolant temperature sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry, Carquest Premium coolant temperature sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium coolant temperature sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
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Most Popular Thermostats for 1995 Peterbilt 378s

Enhance your 1995 Peterbilt 378 with one of the 11 Thermostats we have in stock, starting at just $20.99.

Carquest Premium – Carquest Thermostat: With Seal, 190 Degrees, 14539 (Part No.14539)

Carquest Thermostat: With Seal, 190 Degrees, 14539

from

$39.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Carquest Premium – Carquest Heavy Duty Thermostat: With Seal, 190 Degrees, 15229 (Part No.15229)

Carquest Heavy Duty Thermostat: With Seal, 190 Degrees, 15229

from

$51.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15228 (Part No.15228)

Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15228

from

$50.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Thermostat: With Seal, 190 Degrees, 14239 (Part No.14239)

Carquest Thermostat: With Seal, 190 Degrees, 14239

from

$41.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Heavy Duty Thermostat: 175 Degrees, 14857 (Part No.14857)

Carquest Heavy Duty Thermostat: 175 Degrees, 14857

from

$64.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Heavy Duty Thermostat: 175 Degrees, 14917 (Part No.14917)

Carquest Heavy Duty Thermostat: 175 Degrees, 14917

from

$62.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15198 (Part No.15198)

Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15198

from

$55.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Heavy Duty Thermostat: With Seal, 170 Degrees, 15197 (Part No.15197)

Carquest Heavy Duty Thermostat: With Seal, 170 Degrees, 15197

from

$52.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Motorad – Motorad Heavy Duty Engine Coolant Thermostat: 235 Degrees, 4079-35 (Part No.4079-35)

Motorad Heavy Duty Engine Coolant Thermostat: 235 Degrees, 4079-35

from

$31.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Motorad – Motorad Engine Coolant HD Thermostat: With Seal, 185 Degrees, 4066-85 (Part No.4066-85)

Motorad Engine Coolant HD Thermostat: With Seal, 185 Degrees, 4066-85

from

$21.99
DISCONTINUED – Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Motorad – Motorad Integrated Housing HD Thermostat: 225 Degrees, 4078-25 (Part No.4078-25)

Motorad Integrated Housing HD Thermostat: 225 Degrees, 4078-25

from

$20.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Best-Selling 1995 Peterbilt 378 Cooling System Filters

Upgrade your 378 with one of our 2 best-selling Cooling System Filters.

Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 89197 (Part No.89197)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 89197

from

$60.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
See More

Carquest Premium – Carquest Coolant Spin-On Filter with Bta Plus Formula, 89075 (Part No.89075)

Carquest Coolant Spin-On Filter with Bta Plus Formula, 89075

from

$59.99
Carquest Premium Coolant Filters protect your engine’s cooling system by filtering out rust, scale, dirt, and other particles from the coolant fluid. Coolant filters remove contaminants that build up and cause clogging or corrosion in the radiator, water pump, heater core, and engine passages. By keeping the coolant clean and effective, these filters help prevent overheating and ensure optimal engine performance. Carquest Premium Coolant Filters are designed to meet or exceed the performance requirements of the Original Equipment Manufacturer (OEM).
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Top-Quality Coolant Temperature Sensors for 1995 Peterbilt 378s

Choose a high-quality OEM or aftermarket Coolant Temperature Sensor for Peterbilt 378s and enjoy top-notch performance from $4.99.

Carquest Premium – Carquest Coolant Temperature Sensor, WTA2372 (Part No.WTA2372)

Carquest Coolant Temperature Sensor, WTA2372

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
See More

Carquest Premium – Carquest Coolant Temperature Sensor, WTA2369 (Part No.WTA2369)

Carquest Coolant Temperature Sensor, WTA2369

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
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Top Picks for 1995 Peterbilt 378 Water Pumps

Invest in one of our 7 durable Water Pumps for your 1995 Peterbilt, knowing you’re getting trusted brands and expert craftsmanship.

Gates – Gates Heavy-Duty Engine Water Pump, 44066HD (Part No.44066HD)

Gates Heavy-Duty Engine Water Pump, 44066HD

from

$449.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 45009HD (Part No.45009HD)

Gates Heavy-Duty Engine Water Pump, 45009HD

from

$755.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 44054HD (Part No.44054HD)

Gates Heavy-Duty Engine Water Pump, 44054HD

from

$823.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 46002HD (Part No.46002HD)

Gates Heavy-Duty Engine Water Pump, 46002HD

from

$694.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 44052HD (Part No.44052HD)

Gates Heavy-Duty Engine Water Pump, 44052HD

from

$588.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 43307HD (Part No.43307HD)

Gates Heavy-Duty Engine Water Pump, 43307HD

from

$549.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Gates – Gates Heavy-Duty Engine Water Pump, 41175HD (Part No.41175HD)

Gates Heavy-Duty Engine Water Pump, 41175HD

from

$292.99
Gates carries a huge line of water pumps for heavy duty applications. Our heavy duty water pump offering is designed to handle rugged Fleet standards.
See More

Thermostat – Optional Replacements for 1995 Peterbilt 378s

Make a smart move for your 1995 Peterbilt 378 with products all priced from $36.99 to $52.99.

Carquest Premium – Carquest Thermostat: With Seal, 160 Degrees, 14536 (Part No.14536)

Carquest Thermostat: With Seal, 160 Degrees, 14536

from

$36.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Thermostat: With Seal, 170 Degrees, 14537 (Part No.14537)

Carquest Thermostat: With Seal, 170 Degrees, 14537

from

$52.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Thermostat: With Seal, 180 Degrees, 14538 (Part No.14538)

Carquest Thermostat: With Seal, 180 Degrees, 14538

from

$38.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
See More

FAQs for 1995 Peterbilt 378 Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 1995 Peterbilt 378s?

Out of 28 Engine Cooling Parts that fit 1995 Peterbilt 378s, the following parts are the top sellers:

What’s the price range for 1995 Peterbilt 378 Engine Cooling Parts?

The prices of Engine Cooling Parts for the 1995 Peterbilt 378 range from $4.99 up to $823.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 1995 Peterbilt 378?

The average price for Engine Cooling Parts for the 1995 Peterbilt 378 is $113.42. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Peterbilt 378 model years?

Yes, we carry Engine Cooling Parts for 18 model years of Peterbilt 378s between 1988 and 2007. The following model years are the most popular for Engine Cooling Part purchases: 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, and 1999.

What are the cheapest Engine Cooling Parts for my 1995 Peterbilt 378?

Does Advance Auto Parts sell Engine Cooling Parts for any other 1995 Peterbilt models?

Yes. We stock Engine Cooling Parts for 10 other popular 1995 Peterbilt models. Some of the most popular are 1995 379 Engine Cooling Parts, 1995 377 Engine Cooling Parts, 1995 330 Engine Cooling Parts, 1995 357 Engine Cooling Parts, and 1995 385 Engine Cooling Parts.

What types of Engine Cooling Parts do you sell for my 1995 Peterbilt 378?

As of 8/2/26, these are some of the most in-demand types of Engine Cooling Parts for a 1995 Peterbilt 378:

Can I get help with 1995 Peterbilt 378 Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Peterbilt Engine Cooling Parts and more.

What is your return policy for Peterbilt 378 Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Peterbilt 378 Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.