1999 Freightliner Century Class Engine Cooling Parts

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1999 Freightliner Century Class 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 1999 Freightliner Century Class looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Water Pumps, Radiators, and 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.

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 $24.99 with an average 4.5 star rating. With over 58 reviews and a solid 3.9 star average, you can shop with confidence knowing other Freightliner Century Class owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1999 Freightliner Century Class Engine Cooling Part at Advance Auto Parts is around $117.33, with a range that starts at $4.99 and goes up to $823.99. With 30 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. At Advance Auto Parts, we’re here to help you keep your 1999 Freightliner Century Class in peak condition, inside and out.

Essential 1999 Freightliner Century Class Engine Cooling Parts

Carquest Premium – Carquest Radiator Cap: 10 PSI, 10283 (Part No.10283)

Carquest Radiator Cap: 10 PSI, 10283

from

$10.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.
See More

Carquest Premium – Carquest Radiator Cap: 10 PSI, 10293 (Part No.10293)

Carquest Radiator Cap: 10 PSI, 10293

from

$13.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.
See More

Carquest Premium – Carquest Engine Water Pump: New, Gasket/Seals Included, T3029 (Part No.T3029)

Carquest Engine Water Pump: New, Gasket/Seals Included, T3029

from

$209.99
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.
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.
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).
See More

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

Carquest Coolant Spin-On Filter without Chemicals, 89070

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).
See More

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

Carquest Coolant Filter without Chemicals, 89155

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).
See More

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, 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

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 Radiator, 4210294 (Part No.4210294)

Carquest Radiator, 4210294

from

$1063.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Carquest Premium – Carquest Radiator, 8070031 (Part No.8070031)

Carquest Radiator, 8070031

from

$667.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Carquest Premium – Carquest Radiator, 4210067 (Part No.4210067)

Carquest Radiator, 4210067

from

$975.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Motorad – Motorad Integrated Housing HD Thermostat: 178 Degrees, 4075-78 (Part No.4075-78)

Motorad Integrated Housing HD Thermostat: 178 Degrees, 4075-78

from

$175.99
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 Integrated Housing HD Thermostat: 178 Degrees, 4073-78 (Part No.4073-78)

Motorad Integrated Housing HD Thermostat: 178 Degrees, 4073-78

from

$179.99
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

Carquest Premium – Carquest Engine Coolant HD Thermostat, 15006 (Part No.15006)

Carquest Engine Coolant HD Thermostat, 15006

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.
See More

Carquest Premium – Carquest Standard Thermostat: With Seal, 180 Degrees, 49218 (Part No.49218)

Carquest Standard Thermostat: With Seal, 180 Degrees, 49218

from

$32.99
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, 15008 (Part No.15008)

Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15008

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.
See More

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

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.
See More

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.
See More

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.
See More

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).
See More

Carquest Premium – Carquest Spin-On Coolant Filter: Controlled Release with Bte Plus Formula, 89088 (Part No.89088)

Carquest Spin-On Coolant Filter: Controlled Release with Bte Plus Formula, 89088

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).
See More

Most Popular Water Pumps for 1999 Freightliner Century Classes

Enhance your 1999 Freightliner Century Class with one of the 4 Water Pumps we have in stock, starting at just $449.99.

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, 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

Best-Selling 1999 Freightliner Century Class Radiator

Upgrade your Century Class with our best-selling Radiator.

Carquest Premium – Carquest Radiator, 8070031 (Part No.8070031)

Carquest Radiator, 8070031

from

$667.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Top-Quality Thermostats for 1999 Freightliner Century Classes

Choose a high-quality OEM or aftermarket Thermostat for Freightliner Century Classes and enjoy top-notch performance from $20.99.

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

Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15008

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.
See More

Carquest Premium – Carquest Engine Coolant HD Thermostat, 15009 (Part No.15009)

Carquest Engine Coolant HD Thermostat, 15009

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.
See More

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.
See More

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

Carquest Engine Coolant HD Thermostat: With Seal, 190 Degrees, 15199

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.
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 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.
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.
See More

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.
See More

Top Picks for 1999 Freightliner Century Class Coolant Temperature Sensors

Invest in one of our 2 durable Coolant Temperature Sensors for your 1999 Freightliner, knowing you’re getting trusted brands and expert craftsmanship.

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.
See More

Top-Rated Radiator Caps for 1999 Freightliner Century Classes

Make a smart move for your 1999 Freightliner Century Class with products all priced from $10.99 to $13.99.

Carquest Premium – Carquest Radiator Cap: 10 PSI, 10283 (Part No.10283)

Carquest Radiator Cap: 10 PSI, 10283

from

$10.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.
See More

Carquest Premium – Carquest Radiator Cap: 10 PSI, 10293 (Part No.10293)

Carquest Radiator Cap: 10 PSI, 10293

from

$13.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.
See More

Top-Rated Engine Cooling Part Brands For Your 1999 Freightliner Century Class

When it comes to finding the perfect Engine Cooling Part for your 1999 Freightliner Century Class, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 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 4.5 stars) and competitive prices, as low as $24.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 1999 Freightliner Century Class, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 1999 Freightliner Century Class Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 1999 Freightliner Century Class, 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 $24.99 and an average cost of $69.99, you’ll find the perfect Engine Cooling Part for your needs and budget. Carquest Premium Engine Cooling Parts for the 1999 Freightliner Century Class come highly rated, with over 5 customer reviews and an impressive average rating of 4.5 stars. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15008
from $96.99
(1)
Carquest Heavy Duty Thermostat: With Seal, 180 Degrees, 15008
“Camshaft sensor worked good. Fit my 2006 Grand Prix 3.8L.”
Carquest Engine Coolant HD Thermostat, 15009
from $87.99
(1)
Carquest Engine Coolant HD Thermostat, 15009
“Good product”
Carquest Coolant Spin-On Filter without Chemicals, 89070
from $24.99
(3)
Carquest Coolant Spin-On Filter without Chemicals, 89070
“It’s a filter”

FAQs for 1999 Freightliner Century Class Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 1999 Freightliner Century Classes?

Out of 30 Engine Cooling Parts that fit 1999 Freightliner Century Classes, the following parts are the top sellers:

What’s the price range for 1999 Freightliner Century Class Engine Cooling Parts?

The prices of Engine Cooling Parts for the 1999 Freightliner Century Class 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 1999 Freightliner Century Class?

The average price for Engine Cooling Parts for the 1999 Freightliner Century Class is $117.33. 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 Freightliner Century Class model years?

Yes, we carry Engine Cooling Parts for 14 model years of Freightliner Century Classes between 1996 and 2011. The following model years are the most popular for Engine Cooling Part purchases: 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, and 2003.

What are the cheapest Engine Cooling Parts for my 1999 Freightliner Century Class?

The cheapest 1999 Freightliner Century Class Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 1999 Freightliner models?

Yes. We stock Engine Cooling Parts for 17 other popular 1999 Freightliner models. Some of the most popular are 1999 FL50 Engine Cooling Parts, 1999 FL60 Engine Cooling Parts, 1999 FL70 Engine Cooling Parts, 1999 MT45 Engine Cooling Parts, and 1999 MT35 Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 1999 Freightliner Century Class?

Based on 58 reviews by customers, our 1999 Freightliner Century Class Engine Cooling Parts have an average customer rating of 3.9 stars. These are the highest-rated categories of Engine Cooling Parts for the 1999 Freightliner Century Class and their top-rated products:

What types of Engine Cooling Parts do you sell for my 1999 Freightliner Century Class?

As of 8/2/26, these are some of the most in-demand types of Engine Cooling Parts for a 1999 Freightliner Century Class:

Can I get help with 1999 Freightliner Century Class 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 Freightliner Engine Cooling Parts and more.

What is your return policy for Freightliner Century Class Engine Cooling Parts?

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