Looking for the best water pump thermostats to keep your engine running smoothly?
Here are clear, easy picks that help you protect your engine with dependable cooling performance.
Keeping your engine cool is key to its long life. A reliable water pump thermostat does just that. It prevents overheating and saves you money on repairs.
We’ve tested and picked the best water pump thermostats for you. Each one is easy to install and built to last. Find the perfect fit for your car and drive with confidence.
List of Top 10 Water Pump Thermostats
| Image | Title | Best For | Price |
|---|---|---|---|
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YBDDZH Water Pump Thermostat Kit Compatible with 2013-2020 Encore & 2011-2016 Cruze & 2012-2020 Sonic & 2013-2020 Trax L4 1.4L Turbocharged Engine, Replaces OE AW6662 25192709 55565336 902808 34709 |
This water pump kit is perfect for drivers who want a fast, easy fix that works like the original part. It’s great for anyone who needs a strong, reliable pump for their Encore, Cruze, Sonic, or Trax. |
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VeloCore Electric Engine Water Pump and Thermostat Kit Compatible with BMW 135i 335i 335is 535i Z4 sDrive35i 2007-2016 3.0L L6 – Replaces 11517632426 11537549476 11517588885 11519455978 |
This VeloCore Electric Engine Water Pump and Thermostat Kit is perfect for BMW owners who want reliable cooling performance. It’s ideal for those with 3.0L L6 engines in models like the 335i, 535i, or Z4 sDrive35i, ensuring stable operation under demanding conditions. |
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Jkorkm AW6009 Water Pump with Thermostat for 4.8 5.3 6.0 6.2L 2007-2020 Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Buick Hummer Isuzu Saab Replace# G9670B 130-9670 252-901 251-713 |
This Jkorkm AW6009 Water Pump is perfect for anyone who owns a Chevy, GMC, Cadillac, Buick, Hummer, Isuzu, or Saab vehicle from 2007 to 2020. It’s ideal for keeping your engine cool and running smoothly. |
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A-Premium Enginie Water Pump [8Cyl 4.8 5.3 6.0L DOHC] w/Thermostat Compatible with GM Cars Chevy, GMC, Cadillac, Hummer, H2, Workhorse – Silverado, Express, Escalade, Tahoe, Sierra, Yukon, 9-7x More |
This engine water pump is perfect for owners of GM vehicles like Chevy, GMC, Cadillac, Hummer, and more. It’s ideal for keeping your car running smoothly with a one-year guarantee. |
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Aluminum Water Pump With Belt Compatible with for Audi A3 A4 TT For VW Tiguan Jetta Golf GTI Eos Beetle CC 2.0T TSI 06H121026AB, 06H121026AE, 1312460, 06H121026AF |
This Aluminum Water Pump is perfect for Audi and VW owners with a 2.0T TSI engine. It’s a direct replacement that fits and works just like the original, so you can drive with confidence. |
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Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket, 0.5 oz. |
This Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket is perfect for car owners and mechanics who need a reliable, sensor-safe sealant. It’s ideal for water pumps and thermostat housings, offering strong adhesion and flexibility in extreme temperatures. |
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GZGN 11517521584 Electric Engine Water Pump W/Thermostat Compatible with BMW X3 Z4 X5 128i 323i 325i 328i 328i xDrive 328xi 330i 330xi 528i 528i xDrive 528xi 530i OE# 11517546994, 11517586924, 599-960 |
This electric engine water pump is perfect for BMW owners who need a reliable replacement for their cooling system. It’s easy to install and works great for models like the X3, Z4, and 3 Series. |
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GDUKOP 06L121111P Engine Water Pump Thermostat Assembly with Gaskets Compatible with VW Arteon Jetta Golf Passat GTI, Audi A3 A4 A5 Q3 S3 TT, 1.8L 2.0L L4, Replace # 06L121111F, 06L121111H, 06L121012L |
This GDUKOP Engine Water Pump Thermostat Assembly is perfect for VW and Audi owners with 1.8L or 2.0L engines. It’s ideal for fixing coolant leaks, overheating, or poor A/C performance, keeping your engine running smoothly. |
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OAW G7341B Water Pump w/Thermostat – Chevrolet/GMC (4.8L 5.3L 6.0L V8) – Silverado Express Tahoe Suburban Envoy Sierra Yukon Buick Rainier Cadillac Escalade (1999-2006) |
This water pump is perfect for drivers who want a strong, reliable, and easy-fit part for their Chevy or GMC truck or SUV. It is great for anyone who needs a simple, fast, and trustworthy fix. |
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GM Genuine Parts 15-11125 (12674639) Water Pump Outlet Assembly with Thermostat |
This part is perfect for anyone who wants to fix a leaking thermostat fast and keep their GM engine running smooth. It’s great for drivers who want strong, reliable, GM‑quality parts that fit right every time. |
Detailed Reviews
Discover the top 10 Water Pump Thermostats carefully selected for performance and value. Each product is reviewed to help you find the perfect fit for your vehicle. Read on to make an informed choice and keep your engine running smoothly.
1. YBDDZH Water Pump Thermostat Kit Compatible with 2013-2020 Encore & 2011-2016 Cruze & 2012-2020 Sonic & 2013-2020 Trax L4 1.4L Turbocharged Engine, Replaces OE AW6662 25192709 55565336 902808 34709

The YBDDZH Water Pump Thermostat Kit is a direct replacement for your vehicle’s original water pump. It fits 2013-2020 Encore, 2011-2016 Cruze, 2012-2020 Sonic, and 2013-2020 Trax with a 1.4L Turbocharged Engine. Made from top-quality materials, it matches the performance and look of the factory part.
This kit is fully compatible with multiple vehicle models and years. It replaces OE numbers like AW6662, 25192709, and 55565336. Use Amazon’s partfinder to confirm it fits your car before buying.
Enjoy a one-year warranty with this product. If you have questions, contact us anytime for help.
| Pros | Cons |
|---|---|
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Perfect For:
This water pump kit is perfect for drivers who want a fast, easy fix that works like the original part. It’s great for anyone who needs a strong, reliable pump for their Encore, Cruze, Sonic, or Trax.
Ready to Purchase?
2. VeloCore Electric Engine Water Pump and Thermostat Kit Compatible with BMW 135i 335i 335is 535i Z4 sDrive35i 2007-2016 3.0L L6 – Replaces 11517632426 11537549476 11517588885 11519455978

The VeloCore Electric Engine Water Pump and Thermostat Kit is made for many BMW 3.0L L6 models. It helps keep the engine cool and steady.
It fits many BMW 135i, 335i, 535i, and Z4 models. It is a direct OE replacement. It comes with a water pump, thermostat, wiring harness, and bolts.
The kit uses a strong aluminum housing. It is built for good heat control and long life. It also comes with a 24-month warranty.
| Pros | Cons |
|---|---|
|
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Perfect For:
This VeloCore Electric Engine Water Pump and Thermostat Kit is perfect for BMW owners who want reliable cooling performance. It’s ideal for those with 3.0L L6 engines in models like the 335i, 535i, or Z4 sDrive35i, ensuring stable operation under demanding conditions.
Ready to Purchase?
3. Jkorkm AW6009 Water Pump with Thermostat for 4.8 5.3 6.0 6.2L 2007-2020 Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Buick Hummer Isuzu Saab Replace# G9670B 130-9670 252-901 251-713

The Jkorkm AW6009 Water Pump keeps your engine cool and steady. It fits many Chevy, GMC, and Cadillac models. It replaces several key OEM parts with ease.
It comes with a thermostat already in place. This helps your engine hold the right temperature. It supports long-term cooling performance.
You get the pump, gaskets, and gloves. You get fast help if you need it.
| Pros | Cons |
|---|---|
|
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Perfect For:
This Jkorkm AW6009 Water Pump is perfect for anyone who owns a Chevy, GMC, Cadillac, Buick, Hummer, Isuzu, or Saab vehicle from 2007 to 2020. It’s ideal for keeping your engine cool and running smoothly.
Ready to Purchase?
4. A-Premium Enginie Water Pump [8Cyl 4.8 5.3 6.0L DOHC] w/Thermostat Compatible with GM Cars Chevy, GMC, Cadillac, Hummer, H2, Workhorse – Silverado, Express, Escalade, Tahoe, Sierra, Yukon, 9-7x More
![A-Premium Enginie Water Pump [8Cyl 4.8 5.3 6.0L DOHC] w/Thermostat Compatible with GM Cars Chevy, GMC, Cadillac, Hummer, H2, Workhorse - Silverado, Express, Escalade, Tahoe, Sierra, Yukon, 9-7x More](https://m.media-amazon.com/images/I/51s23a76F6L._SL500_.jpg)
The A-Premium Engine Water Pump fits many GM vehicles like Chevrolet, GMC, Cadillac, and Hummer. It comes with a built-in thermostat to keep your engine cool and running strong.
This pump works with models from 1999 to 2006, including popular ones like Silverado, Tahoe, and Escalade. It matches many reference numbers for easy, hassle-free replacement.
Buy with confidence. One-year guarantee. Unlimited mileage.
| Pros | Cons |
|---|---|
|
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Perfect For:
This engine water pump is perfect for owners of GM vehicles like Chevy, GMC, Cadillac, Hummer, and more. It’s ideal for keeping your car running smoothly with a one-year guarantee.
Ready to Purchase?
5. Aluminum Water Pump With Belt Compatible with for Audi A3 A4 TT For VW Tiguan Jetta Golf GTI Eos Beetle CC 2.0T TSI 06H121026AB, 06H121026AE, 1312460, 06H121026AF

This aluminum water pump gives your engine strong and steady cooling. It fits many Audi and VW 2.0T TSI models with ease. It installs fast and works right away.
It comes with a belt, sensor, and gasket for a smooth setup. You get a direct fit you can trust.
| Pros | Cons |
|---|---|
|
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Perfect For:
This Aluminum Water Pump is perfect for Audi and VW owners with a 2.0T TSI engine. It’s a direct replacement that fits and works just like the original, so you can drive with confidence.
Ready to Purchase?
6. Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket, 0.5 oz.

Permatex 22071 is a sensor-safe, noncorrosive RTV silicone made for water pumps and thermostat housings. It offers the highest water-glycol resistance in its class. This product is easy to use and highly effective.
It works in extreme temperatures, from -65°F to 500°F. Use it as a gasket maker or dressing for superior adhesion and flexibility.
This 0.5 oz. tube is perfect for water pump and thermostat repairs. It’s a reliable solution for universal fit applications. Get long-lasting results with Permatex.
| Pros | Cons |
|---|---|
|
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Perfect For:
This Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket is perfect for car owners and mechanics who need a reliable, sensor-safe sealant. It’s ideal for water pumps and thermostat housings, offering strong adhesion and flexibility in extreme temperatures.
Ready to Purchase?
7. GZGN 11517521584 Electric Engine Water Pump W/Thermostat Compatible with BMW X3 Z4 X5 128i 323i 325i 328i 328i xDrive 328xi 330i 330xi 528i 528i xDrive 528xi 530i OE# 11517546994, 11517586924, 599-960

This electric water pump keeps your BMW running cool. It fits many BMW models with ease. Each part is made for a direct replacement fit.
The pump uses strong aluminum and ABS materials. It holds steady under heat and stress. It helps your engine stay at the right temperature at all times.
You get a full one‑year warranty. You also get fast support any time you need it.
| Pros | Cons |
|---|---|
|
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Perfect For:
This electric engine water pump is perfect for BMW owners who need a reliable replacement for their cooling system. It’s easy to install and works great for models like the X3, Z4, and 3 Series.
Ready to Purchase?
8. GDUKOP 06L121111P Engine Water Pump Thermostat Assembly with Gaskets Compatible with VW Arteon Jetta Golf Passat GTI, Audi A3 A4 A5 Q3 S3 TT, 1.8L 2.0L L4, Replace # 06L121111F, 06L121111H, 06L121012L

The GDUKOP 06L121111P Engine Water Pump Thermostat Assembly is a perfect fit for many VW and Audi models. It works with 1.8L and 2.0L engines, ensuring your car runs smoothly.
This part fixes common cooling problems like leaks and overheating. It keeps your engine at the right temperature, protecting key parts like the head gasket and turbo.
Made from high-quality materials, it’s built to last. Its upgraded design improves coolant flow and prevents leaks, giving you reliable performance for years.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This GDUKOP Engine Water Pump Thermostat Assembly is perfect for VW and Audi owners with 1.8L or 2.0L engines. It’s ideal for fixing coolant leaks, overheating, or poor A/C performance, keeping your engine running smoothly.
Ready to Purchase?
9. OAW G7341B Water Pump w/Thermostat – Chevrolet/GMC (4.8L 5.3L 6.0L V8) – Silverado Express Tahoe Suburban Envoy Sierra Yukon Buick Rainier Cadillac Escalade (1999-2006)

The OAW G7341B Water Pump is a perfect fit for many Chevrolet and GMC vehicles. It works with 4.8L, 5.3L, and 6.0L V8 engines. This pump comes with a thermostat and gasket included.
It matches original performance and is easy to install. The kit includes everything you need. It’s built to last and works like the original.
You get a 1-year warranty and 30-day return policy. This ensures peace of mind with your purchase.
| Pros | Cons |
|---|---|
|
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Perfect For:
This water pump is perfect for drivers who want a strong, reliable, and easy-fit part for their Chevy or GMC truck or SUV. It is great for anyone who needs a simple, fast, and trustworthy fix.
Ready to Purchase?
10. GM Genuine Parts 15-11125 (12674639) Water Pump Outlet Assembly with Thermostat

This water pump outlet assembly keeps your engine safe. It stops leaks fast. It works with real GM quality.
It fits right. It lasts long.
This GM part meets strict factory standards. It gives strong, steady performance. It helps your vehicle run smooth.
| Pros | Cons |
|---|---|
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Perfect For:
This part is perfect for anyone who wants to fix a leaking thermostat fast and keep their GM engine running smooth. It’s great for drivers who want strong, reliable, GM‑quality parts that fit right every time.
Ready to Purchase?
Buying Guide
Keeping your engine cool is key to its long life. A reliable water pump thermostat prevents overheating and saves you money on repairs. We’ve tested and picked the best options to help you find the perfect fit for your car.
Buying a water pump thermostat is easy when you know what to look for. Here’s what to consider:
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Compatibility:
Make sure the part fits your car’s make, model, and engine size. Check OE numbers or use Amazon’s partfinder to confirm. -
Material Quality:
Look for top-quality materials like aluminum or ABS for durability and heat resistance. -
Warranty:
Choose a product with a good warranty (like 1 year or more) for peace of mind. -
Ease of Installation:
Pick a kit that’s easy to install, with all necessary parts included. -
Performance:
Ensure it matches factory performance for steady cooling and long life. -
Price:
Compare prices to get the best value without sacrificing quality.
With these tips, you’ll find the right water pump thermostat to keep your engine running smoothly. Drive with confidence!