2003 Chevrolet Impala Engine Cooling Parts

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Keep Your 2003 Chevrolet Impala 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 2003 Chevrolet Impala looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Radiator Caps, Water Pump Gaskets, 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 Felpro, Carquest Premium, and Dorman. For example, Felpro Engine Cooling Parts start at just $6.29 with an average 4.6 star rating. Carquest Premium and Dorman offer similar pricing and quality, backed by strong customer feedback. With over 4,886 reviews and a solid 4.4 star average, you can shop with confidence knowing other Chevrolet Impala owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Chevrolet Impala Engine Cooling Part at Advance Auto Parts is around $40.52, with a range that starts at $0.15 and goes up to $201.99. With 70 options in stock from 16 trusted brands, finding the right fit is easy. Popular picks like Carquest Standard Thermostat: With Seal, 195 Degrees, 13899, Carquest Radiator Cap: 16 PSI, 10331, and Motorad UltraStats UltraStat Thermostat: 192 Degrees, 5239-192 start at just $7.99 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 Blower Motor and Related Products and HVAC Electrical Parts. At Advance Auto Parts, we’re here to help you keep your 2003 Chevrolet Impala in peak condition, inside and out.

Essential 2003 Chevrolet Impala Engine Cooling Parts

Mr. Gasket – Mr. Gasket Chrome Plated Steel Water Pump Pulley, 4975 (Part No.4975)

Mr. Gasket Chrome Plated Steel Water Pump Pulley, 4975

from

$101.99
Mr. Gasket small block Chevy water pump pulley. Designed for 2 V belts. Chrome plated steel. Stock replacement for long style Chevy water pump. Not designed for under or over driving water pump.
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Felpro – Felpro Engine Coolant Thermostat Gasket, 36122 (Part No.36122)

Felpro Engine Coolant Thermostat Gasket, 36122

from

$4.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Dorman – Help – Dorman – Help Radiator Drain Cocks, 61133 (Part No.61133)

Dorman - Help Radiator Drain Cocks, 61133

from

$8.99
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.
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Carquest Premium – Carquest Radiator: With Transmission Oil Cooler, 813328 (Part No.813328)

Carquest Radiator: With Transmission Oil Cooler, 813328

from

$325.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach 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.
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Factory Air – Factory Air Coolant Temp Sensor Switch, 36403 (Part No.36403)

Factory Air Coolant Temp Sensor Switch, 36403

from

$24.05
High quality OE replacement part with all components needed to complete the job
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Dorman – Dorman Push-Pull Rivet-Splash Shield/Fascia – 1/4 Hole, 7/8 Stem, 1 Hd, 963-094D (Part No.963-094D)

Dorman Push-Pull Rivet-Splash Shield/Fascia - 1/4 Hole, 7/8 Stem, 1 Hd, 963-094D

from

$5.29
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.
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Carquest Premium – Carquest Cooling System Tester Adapter, 12032 (Part No.12032)

Carquest Cooling System Tester Adapter, 12032

from

$95.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive cooling systems.
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Felpro – Felpro Multi-Purpose O-Ring, 35710 (Part No.35710)

Felpro Multi-Purpose O-Ring, 35710

from

$4.79
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Imperial – Imperial Adjustable Thermostatic Fan Control, 226204 (Part No.226204)

Imperial Adjustable Thermostatic Fan Control, 226204

from

$70.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
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Carquest Premium – Carquest Engine Water Pump: New, Gasket/Seals Included, T2395 (Part No.T2395)

Carquest Engine Water Pump: New, Gasket/Seals Included, T2395

from

$133.99
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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Dorman – Dorman Multipurpose Pigtail, 645-589 (Part No.645-589)

Dorman Multipurpose Pigtail, 645-589

from

$43.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.
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Dorman – Dorman Radiator Fan Assembly: Dual, Cost Effective and Reliable, 620-973 (Part No.620-973)

Dorman Radiator Fan Assembly: Dual, Cost Effective and Reliable, 620-973

from

$238.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.
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Carquest Premium – Carquest Coolant Housing/Water Outlet: Gasket Included, 84841 (Part No.84841)

Carquest Coolant Housing/Water Outlet: Gasket Included, 84841

from

$31.99
We are proud to offer this Carquest product line: Carquest Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.
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Dorman – Dorman Water Pump Mounting Hardware Kit, 902-806 (Part No.902-806)

Dorman Water Pump Mounting Hardware Kit, 902-806

from

$15.99
This engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.
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GM Genuine Parts – GM Genuine Parts Lower Thermal Bypass Pipe, 12565082 (Part No.12565082)

GM Genuine Parts Lower Thermal Bypass Pipe, 12565082

from

$6.29
GM Genuine Parts Thermostat Bypass Pipes are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Dorman – Dorman Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In, 45813 (Part No.45813)

Dorman Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In, 45813

from

$1.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.
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MAHLE Original – MAHLE Original Engine Coolant Thermostat Housing Gasket, C32225 (Part No.C32225)

MAHLE Original Engine Coolant Thermostat Housing Gasket, C32225

from

$21.99
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.
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Felpro – Felpro Multi-Purpose O-Ring, 35346 (Part No.35346)

Felpro Multi-Purpose O-Ring, 35346

from

$6.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Carquest Premium – Carquest Automatic Headlight Sensor, CAA1295 (Part No.CAA1295)

Carquest Automatic Headlight Sensor, CAA1295

from

$49.99
The Automatic Headlight Sensor is a photoelectric device that reacts to ambient light conditions reporting to the body control module which will turn the headlights on or off based ambient light conditions.
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Carquest Premium – Carquest Radiator Cap Tester Adapter, 12552 (Part No.12552)

Carquest Radiator Cap Tester Adapter, 12552

from

$14.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.
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Motorad – Motorad Integrated Thermostat Housing: With Seal, 195 Degrees, 922-195 (Part No.922-195)

Motorad Integrated Thermostat Housing: With Seal, 195 Degrees, 922-195

from

$116.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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.
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Mr. Gasket – Mr. Gasket O-Ring Style Chrome Water Neck – 90 Degree, 9142G (Part No.9142G)

Mr. Gasket O-Ring Style Chrome Water Neck - 90 Degree, 9142G

from

$75.99
Chrome water neck with a swivel top allows you to place your coolant hose where you want it to be, not just where the neck allows. Precision die cast for better fitment, these water necks are first polished to a high luster, then chrome plated. Features an O-ring style seal to prevent water leaks. Comes with O-ring gasket and mounting bolts.
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Carquest Premium – Carquest Radiator Cap: 13 PSI, 10229 (Part No.10229)

Carquest Radiator Cap: 13 PSI, 10229

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.
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Felpro – Felpro Engine Water Pump Gasket, 35072 (Part No.35072)

Felpro Engine Water Pump Gasket, 35072

from

$4.79
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Dorman – Dorman Nylon Shield Retainer, 963-230 (Part No.963-230)

Dorman Nylon Shield Retainer, 963-230

from

$2.79
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.
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Dorman – Dorman Coolant Air Bleeder Screw, 902-112 (Part No.902-112)

Dorman Coolant Air Bleeder Screw, 902-112

from

$18.99
This engine coolant bleeder screw has been manufactured from durable material to prevent cooling system leaks. Matches the original screw for fit and function.
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Dorman – Dorman Pressurized Coolant Reservoir: Black and Clear, Plastic, Original Equipment Replacement, 603-384 (Part No.603-384)

Dorman Pressurized Coolant Reservoir: Black and Clear, Plastic, Original Equipment Replacement, 603-384

from

$55.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of under hood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.
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Carquest Premium – Carquest Standard Thermostat: With Thermostat Insert, With Gasket, 180 Degrees, 15148 (Part No.15148)

Carquest Standard Thermostat: With Thermostat Insert, With Gasket, 180 Degrees, 15148

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.
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Most Popular Radiator Caps for 2003 Chevrolet Impalas

Enhance your 2003 Chevrolet Impala with one of the 2 Radiator Caps we have in stock, starting at just $10.99.

Carquest Premium – Carquest Radiator Cap: 16 PSI, 10231 (Part No.10231)

Carquest Radiator Cap: 16 PSI, 10231

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.
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Carquest Premium – Carquest Radiator Cap: 16 PSI, 10331 (Part No.10331)

Carquest Radiator Cap: 16 PSI, 10331

from

$14.99
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.
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Best-Selling 2003 Chevrolet Impala Water Pump Gaskets

Upgrade your Impala with one of our 4 best-selling Water Pump Gaskets, earning an average 4.67 stars rating across 66 reviews.

Felpro – Felpro Engine Water Pump Gasket, 35804 (Part No.35804)

Felpro Engine Water Pump Gasket, 35804

from

$22.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Felpro – Felpro Engine Water Pump Gasket, 35403 (Part No.35403)

Felpro Engine Water Pump Gasket, 35403

from

$5.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Felpro – Felpro Engine Water Pump Gasket, 35351 (Part No.35351)

Felpro Engine Water Pump Gasket, 35351

from

$9.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Victor Reinz – Victor Reinz Engine Water Pump Gasket, 71-14675-00 (Part No.71-14675-00)

Victor Reinz Engine Water Pump Gasket, 71-14675-00

from

$9.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.
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Top-Quality Thermostats for 2003 Chevrolet Impalas

Choose a high-quality OEM or aftermarket Thermostat for Chevrolet Impalas and enjoy top-notch performance from $7.99.

Motorad – Motorad Standard Thermostat: 192 Degrees, 239-192 (Part No.239-192)

Motorad Standard Thermostat: 192 Degrees, 239-192

from

$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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 Standard Thermostat: With Seal, 195 Degrees, 13899 (Part No.13899)

Carquest Standard Thermostat: With Seal, 195 Degrees, 13899

from

$7.99
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 Standard Thermostat: 195 Degrees, 13849 (Part No.13849)

Carquest Standard Thermostat: 195 Degrees, 13849

from

$10.99
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 Standard Thermostat:180 Degrees, 13848 (Part No.13848)

Carquest Standard Thermostat:180 Degrees, 13848

from

$10.99
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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Motorad UltraStats – Motorad UltraStats UltraStat Thermostat: 192 Degrees, 5239-192 (Part No.5239-192)

Motorad UltraStats UltraStat Thermostat: 192 Degrees, 5239-192

from

$24.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.
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Motorad UltraStats – Motorad UltraStats UltraStat Thermostat: With Seal, 195 Degrees, 5267-195 (Part No.5267-195)

Motorad UltraStats UltraStat Thermostat: With Seal, 195 Degrees, 5267-195

from

$18.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.
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Motorad – Motorad Engine Coolant Thermostat Housing Assembly Thermostat: With Seal, 195 Degrees, 5166KT (Part No.5166KT)

Motorad Engine Coolant Thermostat Housing Assembly Thermostat: With Seal, 195 Degrees, 5166KT

from

$32.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing 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 Thermostat Housing Assembly Thermostat: With Gasket, With Seal, 192 Degrees, 5167KT (Part No.5167KT)

Motorad Engine Coolant Thermostat Housing Assembly Thermostat: With Gasket, With Seal, 192 Degrees, 5167KT

from

$27.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing 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 Standard Thermostat: With Seal, 160 Degrees, 267-160 (Part No.267-160)

Carquest Standard Thermostat: With Seal, 160 Degrees, 267-160

from

$14.99
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 Engine Coolant HD Thermostat: With Seal, 180 Degrees, 267-180 (Part No.267-180)

Carquest Engine Coolant HD Thermostat: With Seal, 180 Degrees, 267-180

from

$13.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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 Standard Thermostat: 180 Degrees, 239-180 (Part No.239-180)

Carquest Standard Thermostat: 180 Degrees, 239-180

from

$9.99
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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Top Picks for 2003 Chevrolet Impala Radiators

Invest in one of our 3 durable Radiators for your 2003 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Carquest Radiator: With Transmission Oil Cooler, 432297 (Part No.432297)

Carquest Radiator: With Transmission Oil Cooler, 432297

from

$201.99
A global leader in the manufacture and distribution of aftermarket cooling products for automotive, heavy truck, and industrial applications. Specialized in the production of OE-quality Radiators, Condensers, and Charge Air Coolers for US and international markets, covering over 10,000 part numbers worldwide. Reach Cooling is headquartered in Miami, Florida, with additional distribution centers in Los Angeles, California and a manufacturing plant in Shanghai, China.
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KAI – KAI Radiator, RAD2343 (Part No.RAD2343)

KAI Radiator, RAD2343

from

$136.99
New Platinum Pro Radiator, 3.1/3.4/3.8 Liter Engines, Without Supercharger
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Carquest Premium – Carquest Radiator, 432302 (Part No.432302)

Carquest Radiator, 432302

from

$195.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach 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.
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Top-Rated Water Pumps for 2003 Chevrolet Impalas

Make a smart move for your 2003 Chevrolet Impala with products all priced from $42.99 to $104.99.

ACDelco – ACDelco Water Pump Kit, 252-721 (Part No.252-721)

ACDelco Water Pump Kit, 252-721

from

$79.99
An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.
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Carquest Premium – Carquest Engine Water Pump_New, T1172 (Part No.T1172)

Carquest Engine Water Pump_New, T1172

from

$42.99
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.
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Carquest Premium – Carquest Engine Water Pump: New, T2269 (Part No.T2269)

Carquest Engine Water Pump: New, T2269

from

$59.99
Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.
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Driveworks Water Pumps – Driveworks Water Pumps Water Pump: New, Installation Gasket Included, 58-531 (Part No.58-531)

Driveworks Water Pumps Water Pump: New, Installation Gasket Included, 58-531

from

$42.99
Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.
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ACDelco – ACDelco Water Pump Kit, 252-693 (Part No.252-693)

ACDelco Water Pump Kit, 252-693

from

$104.99
An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.
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Carquest Premium – Carquest Water Pump Kit, T1172-RF (Part No.T1172-RF)

Carquest Water Pump Kit, T1172-RF

from

$66.99
Carquest Premium Water Pump Kits are engineered to save time, featuring installed gaskets and zinc-coated Axi-Rad bolts that are pre-mounted for faster, easier installation. Every pump is factory tested to ensure superior quality, meeting or exceeding original equipment standards. With application-specific designs, Carquest Premium Water Pump Kits provide an accurate fit and reliable performance, delivering quality you can count on.
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Top-Rated Engine Cooling Part Brands For Your 2003 Chevrolet Impala

When it comes to finding the perfect Engine Cooling Part for your 2003 Chevrolet Impala, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 16 trusted brands. We carry the most popular Engine Cooling Part brands including Felpro, Carquest Premium, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $5.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2003 Chevrolet Impala, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 2003 Chevrolet Impala Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2003 Chevrolet Impala, Advance Auto Parts has exactly what you need with our selection of Felpro Engine Cooling Parts. We have 3 Felpro Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $6.29 and an average cost of $12.09, you’ll find the perfect Engine Cooling Part for your needs and budget. Felpro Engine Cooling Parts for the 2003 Chevrolet Impala come highly rated, with over 95 customer reviews and an impressive average rating of 4.6 stars. Choosing a Felpro Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Felpro Engine Water Pump Gasket, 35804
from $22.99
(1)
Felpro Engine Water Pump Gasket, 35804
“Perfect fit, had no issues putting on.”
Felpro Engine Coolant Thermostat Housing Gasket, 35666
from $6.29
(93)
Felpro Engine Coolant Thermostat Housing Gasket, 35666
“works as stated”
Felpro Engine Coolant Thermostat Housing Gasket, 36021
from $6.99
(1)
Felpro Engine Coolant Thermostat Housing Gasket, 36021
“Just the right fit”

Top-Quality Carquest Premium 2003 Chevrolet Impala Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2003 Chevrolet Impala, Advance Auto Parts offers a great selection of Carquest Premium Engine Cooling Parts. With 3 Carquest Premium Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $10.99, with an average price of $21.99, giving you a range of options to suit your budget. Backed by over 262 customer ratings and an average rating of 4.5 stars, Carquest Premium Engine Cooling Parts provide both reliability and excellent performance. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Carquest Radiator Cap: 16 PSI, 10231
from $10.99
(260)
Carquest Radiator Cap: 16 PSI, 10231
“good cap”
Carquest Coolant Housing/Water Outlet, 85167
from $30.99
(1)
Carquest Coolant Housing/Water Outlet, 85167
“This product was easy to install and just liked the original. Best price that I could find one-line. Shipping is great as always with Advance Auto Par”
Carquest Coolant Housing/Water Outlet, 85166
from $23.99
(1)
Carquest Coolant Housing/Water Outlet, 85166
“Good service product was needed”

FAQs for 2003 Chevrolet Impala Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2003 Chevrolet Impalas?

Out of 70 Engine Cooling Parts that fit 2003 Chevrolet Impalas, the following parts are the top sellers:

What’s the price range for 2003 Chevrolet Impala Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2003 Chevrolet Impala range from $0.15 up to $201.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2003 Chevrolet Impala?

The average price for Engine Cooling Parts for the 2003 Chevrolet Impala is $40.52. 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 Chevrolet Impala model years?

Yes, we carry Engine Cooling Parts for 50 model years of Chevrolet Impalas between 1958 and 2020. The following model years are the most popular for Engine Cooling Part purchases: 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, and 2012.

What are the cheapest Engine Cooling Parts for my 2003 Chevrolet Impala?

The cheapest 2003 Chevrolet Impala Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2003 Chevrolet models?

Yes. We stock Engine Cooling Parts for 32 other popular 2003 Chevrolet models. Some of the most popular are 2003 Tahoe Engine Cooling Parts, 2003 Silverado 1500 Engine Cooling Parts, 2003 Malibu Engine Cooling Parts, 2003 Suburban 1500 Engine Cooling Parts, and 2003 Monte Carlo Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2003 Chevrolet Impala?

Based on 4,886 reviews by customers, our 2003 Chevrolet Impala Engine Cooling Parts have an average customer rating of 4.4 stars. These are the highest-rated categories of Engine Cooling Parts for the 2003 Chevrolet Impala and their top-rated products:

What types of Engine Cooling Parts do you sell for my 2003 Chevrolet Impala?

As of 8/2/26, these are some of the most in-demand types of Engine Cooling Parts for a 2003 Chevrolet Impala:

Can I get help with 2003 Chevrolet Impala 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 Chevrolet Engine Cooling Parts and more.

What is your return policy for Chevrolet Impala Engine Cooling Parts?

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