2001 Western Star 3800 Engine Cooling Parts

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Keep Your 2001 Western Star 3800 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 2001 Western Star 3800 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostats. 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 2001 Western Star 3800 Engine Cooling Part at Advance Auto Parts is around $54.49, with a range that starts at $52.99 and goes up to $55.99. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Heavy Duty Thermostat: With Seal, 170 Degrees and Heavy Duty Thermostat: With Seal, 180 Degrees start at just $52.99 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 2001 Western Star 3800 in peak condition, inside and out.

Essential 2001 Western Star 3800 Engine Cooling Parts

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

Thermostat: With Seal, 170 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Thermostat: With Seal, 190 Degrees

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.

Product Features:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
See More

Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.15229)

Heavy Duty Thermostat: With Seal, 190 Degrees

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.

Product Features:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
See More

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

Thermostat: With Seal, 190 Degrees

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.

Product Features:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
See More

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

Heavy Duty Thermostat: With Seal, 180 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Heavy Duty Thermostat: 175 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Thermostat: With Seal, 180 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Thermostat: With Seal, 160 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Heavy Duty Thermostat: With Seal, 170 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Carquest Premium – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.15218)

Heavy Duty Thermostat: With Seal, 180 Degrees

from

$24.99
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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Heavy Duty Thermostat: With Seal, 180 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Most Popular Thermostats for 2001 Western Star 3800s

Enhance your 2001 Western Star 3800 with one of the 2 Thermostats we have in stock, starting at just $52.99.

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

Heavy Duty Thermostat: With Seal, 180 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

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

Heavy Duty Thermostat: With Seal, 170 Degrees

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.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

FAQs for 2001 Western Star 3800 Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2001 Western Star 3800s?

Out of 2 Engine Cooling Parts that fit 2001 Western Star 3800s, the following parts are the top sellers:

What’s the price range for 2001 Western Star 3800 Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2001 Western Star 3800 range from $52.99 up to $55.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2001 Western Star 3800?

The average price for Engine Cooling Parts for the 2001 Western Star 3800 is $54.49. 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 Western Star 3800 model years?

Yes, we carry Engine Cooling Parts for 10 model years of Western Star 3800s between 1989 and 2000. The following model years are the most popular for Engine Cooling Part purchases: 2000, 1999, 1997, 1996, 1995, 1994, 1993, 1992, and 1991.

What are the cheapest Engine Cooling Parts for my 2001 Western Star 3800?

The cheapest 2001 Western Star 3800 Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2001 Western Star models?

Yes. We stock Engine Cooling Parts for 6 other popular 2001 Western Star models. Some of the most popular are 2001 3700 Engine Cooling Parts, 2001 4800 Engine Cooling Parts, 2001 4900 Engine Cooling Parts, 2001 6900 Engine Cooling Parts, and 2001 5900 Engine Cooling Parts.

What types of Engine Cooling Parts do you sell for my 2001 Western Star 3800?

We currently have just 1 Engine Cooling Part in stock for a 2001 Western Star 3800, and as of 3/1/26, it is a Thermostat.

Can I get help with 2001 Western Star 3800 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 Western Star Engine Cooling Parts and more.

What is your return policy for Western Star 3800 Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Western Star 3800 Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.