2018 Western Star 4900SA Engine Cooling Parts

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Keep Your 2018 Western Star 4900SA 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 2018 Western Star 4900SA 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.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like Carquest Premium. For example, Carquest Premium Engine Cooling Parts start at just $86.99 with an average 4.4 star rating. With over 6 reviews and a solid 5 star average, you can shop with confidence knowing other Western Star 4900SA owners approve.

Essential 2018 Western Star 4900SA Engine Cooling Parts

Carquest Premium – Engine Coolant HD Thermostat: With Seal, 160 Degrees (Part No.15006)

Engine Coolant HD Thermostat: With Seal, 160 Degrees

from

$86.99
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, 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, 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 – Heavy Duty Thermostat: 190 Degrees (Part No.15209)

Heavy Duty Thermostat: 190 Degrees

from

$25.99
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 – Engine Coolant HD Thermostat: With Seal, 190 Degrees (Part No.15009)

Engine Coolant HD Thermostat: With Seal, 190 Degrees

from

$87.99
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, 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

Gates – Heavy-Duty Engine Water Pump (Part No.46003HD)

Heavy-Duty Engine Water Pump

from

$550.99
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.

Product Features:
  • Our heavy-duty water pump is designed to withstand severe and rigorous conditions.
  • 100 percent fully tested unitized bearings and seals
  • Computer-machined surfaces for perfect installation and sealing
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Backed by a limited warranty
  • New pumps manufactured according to ISO/TS 16949 standards
See More

Carquest Premium – Engine Water Pump: New (Part No.T5099)

Engine Water Pump: New

from

$361.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
See More

Carquest Premium – Engine Water Pump: New (Part No.T7003)

Engine Water Pump: New

from

$329.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
See More

Gates – Heavy-Duty Engine Water Pump (Part No.44051HD)

Heavy-Duty Engine Water Pump

from

$641.99
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.

Product Features:
  • Our heavy-duty water pump is designed to withstand severe and rigorous conditions.
  • Bearings and seals tested 100% separately.
  • Computer-machined surfaces for a proper fit and seal
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Backed by a limited warranty
  • New pumps manufactured to ISO/TS 16949 standards
See More

Carquest Premium – Engine Water Pump: New (Part No.T3030)

Engine Water Pump: New

from

$235.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
See More

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

Heavy-Duty Engine Water Pump

from

$568.99
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.

Product Features:
  • Our heavy-duty water pump is designed to withstand severe and rigorous conditions.
  • Bearings and seals tested 100% separately.
  • Computerized machined surfaces for proper fit and sealing
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Backed by a limited warranty
  • New pumps manufactured according to ISO/TS 16949 standards
See More

Carquest Premium – Auxiliary Water Pump: New, Mounting Gasket Included (Part No.T7002)

Auxiliary Water Pump: New, Mounting Gasket Included

from

$469.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
See More

Carquest Premium – Coolant Filter without Chemicals (Part No.89155)

Coolant Filter without Chemicals

from

$169.99
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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

Carquest Premium – Coolant Spin-On Filter without Chemicals (Part No.89070)

Coolant Spin-On Filter without Chemicals

from

$24.99
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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

Carquest Premium – Spin-On Coolant Filter: Controlled Release with BTE PLUS Formula (Part No.89088)

Spin-On Coolant Filter: Controlled Release with BTE PLUS Formula

from

$181.99
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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

Carquest Premium – Coolant Spin-On Filter with BTA PLUS Formula (Part No.89112)

Coolant Spin-On Filter with BTA PLUS Formula

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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

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

Coolant Spin-On Filter without Chemicals

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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

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

Coolant Temperature Sensor

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.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

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

Coolant Temperature Sensor

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.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Most Popular Thermostats for 2018 Western Star 4900SAs

Enhance your 2018 Western Star 4900SA with one of the 4 Thermostats we have in stock, starting at just $68.99.

Carquest Premium – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.15008)

Heavy Duty Thermostat: With Seal, 180 Degrees

from

$96.99
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 – Engine Coolant HD Thermostat: With Seal, 190 Degrees (Part No.15009)

Engine Coolant HD Thermostat: With Seal, 190 Degrees

from

$87.99
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 – Engine Coolant HD Thermostat: With Seal, 160 Degrees (Part No.15006)

Engine Coolant HD Thermostat: With Seal, 160 Degrees

from

$86.99
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 – Engine Coolant HD Thermostat: With Seal, 190 Degrees (Part No.15199)

Engine Coolant HD Thermostat: With Seal, 190 Degrees

from

$68.99
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

Best-Selling 2018 Western Star 4900SA Cooling System Filter

Upgrade your 4900SA with our best-selling Cooling System Filter.

Carquest Premium – Coolant Filter without Chemicals (Part No.89155)

Coolant Filter without Chemicals

from

$169.99
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).

Product Features:
  • Original Equipment Manufacturer (OEM) Design: Designed to meet or exceed OEM performance standards.
  • Effective Contaminant Removal:┐Filters out rust, scale, dirt and particulates from coolant fluid.
  • Protects Cooling System Components:┐Prevents clogging and corrosion in radiators, water pumps, heater cores, and engine passages.
  • Enhances Engine Performance:┐Maintains efficient temperature regulation, preventing overheating.
See More

Top-Quality Coolant Temperature Sensors for 2018 Western Star 4900SAs

Choose a high-quality OEM or aftermarket Coolant Temperature Sensor for Western Star 4900SAs and enjoy top-notch performance from $4.99.

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

Coolant Temperature Sensor

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.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Top Picks for 2018 Western Star 4900SA Water Pumps

Invest in one of our 2 durable Water Pumps for your 2018 Western Star, knowing you’re getting trusted brands and expert craftsmanship.

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

Heavy-Duty Engine Water Pump

from

$568.99
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.

Product Features:
  • Our heavy-duty water pump is designed to withstand severe and rigorous conditions.
  • Bearings and seals tested 100% separately.
  • Computerized machined surfaces for proper fit and sealing
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Backed by a limited warranty
  • New pumps manufactured according to ISO/TS 16949 standards
See More

Gates – Heavy-Duty Engine Water Pump (Part No.44057HD)

Heavy-Duty Engine Water Pump

from

$75.99
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.

Product Features:
  • Our heavy-duty water pump is designed to withstand severe and rigorous conditions.
  • 100 percent fully tested unitized bearings and seals
  • Computer-machined surfaces for a proper fit and seal
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Backed by a limited warranty
  • New pumps manufactured according to ISO/TS 16949 standards
See More

Top-Rated Engine Cooling Part Brands For Your 2018 Western Star 4900SA

When it comes to finding the perfect Engine Cooling Part for your 2018 Western Star 4900SA, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Engine Cooling Part brands including Carquest Premium, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $86.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2018 Western Star 4900SA, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 2018 Western Star 4900SA Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2018 Western Star 4900SA, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Engine Cooling Parts. We have 3 Carquest Premium Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $86.99 and an average cost of $90.66, you’ll find the perfect Engine Cooling Part for your needs and budget. Carquest Premium Engine Cooling Parts for the 2018 Western Star 4900SA come highly rated, with over 3 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Coolant HD Thermostat: With Seal, 160 Degrees
from $86.99
(1)
Engine Coolant HD Thermostat: With Seal, 160 Degrees
“Would have been nice to know that you must order a new exhaust tube because the dimensions are not the same.. but other than that its fine. Also gaske”
Heavy Duty Thermostat: With Seal, 180 Degrees
from $96.99
(1)
Heavy Duty Thermostat: With Seal, 180 Degrees
“Camshaft sensor worked good. Fit my 2006 Grand Prix 3.8L.”
Engine Coolant HD Thermostat: With Seal, 190 Degrees
from $87.99
(1)
Engine Coolant HD Thermostat: With Seal, 190 Degrees
“Good product”

FAQs for 2018 Western Star 4900SA Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2018 Western Star 4900SAs?

Out of 8 Engine Cooling Parts that fit 2018 Western Star 4900SAs, the following parts are the top sellers:

What’s the price range for 2018 Western Star 4900SA Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2018 Western Star 4900SA range from $4.99 up to $568.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2018 Western Star 4900SA?

The average price for Engine Cooling Parts for the 2018 Western Star 4900SA is $118.13. 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 4900SA model years?

Yes, we carry Engine Cooling Parts for 20 model years of Western Star 4900SAs between 2002 and 2023. The following model years are the most popular for Engine Cooling Part purchases: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, and 2009.

What are the cheapest Engine Cooling Parts for my 2018 Western Star 4900SA?

The cheapest 2018 Western Star 4900SA Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2018 Western Star models?

Yes. We stock Engine Cooling Parts for 5 other popular 2018 Western Star models. Some of the most popular are 2018 4800 Engine Cooling Parts, 2018 4700 Engine Cooling Parts, 2018 4900FA Engine Cooling Parts, 2018 5700XE Engine Cooling Parts, and 2018 4800 4800SF Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2018 Western Star 4900SA?

The one 2018 Western Star 4900SA Engine Cooling Part we have in stock is the Coolant Temperature Sensor. It costs $4.99.

What types of Engine Cooling Parts do you sell for my 2018 Western Star 4900SA?

As of 3/1/26, these are some of the most in-demand types of Engine Cooling Parts for a 2018 Western Star 4900SA:

Can I get help with 2018 Western Star 4900SA 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 4900SA Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Western Star 4900SA Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.