The 10 Best Automotive Replacement Radiator Caps to Buy – December 2021 Review

Looking for the best Automotive Replacement Radiator Caps?

We did 12 hours of research and testing 11 products to create this review. We believe the best Automotive Replacement Radiator Caps doesn’t have to be the most sophisticated to be exceptional. Our product selection lives up to its promise. Many different criteria were used for this comparison to be more relevant and more precise. Now discover our comparison !

TOP 10

SaleNo. 1
ACDelco GM Original Equipment RC27 15 P.S.I. Radiator Cap
  • Fit most models of gm vehicles on the road today for more coverage
  • Seal and pressurize your vehicle’s cooling system as the radiator transfers heat from the engine’s coolant to the outside air
  • Professional, premium aftermarket replacement radiator cap
  • Provides the performance and dependability you expect from acdelco
  • Manufactured to meet expectations for fit, form, and function
  • Fit type: Vehicle Specific
SaleNo. 2
Stant 10331 Automotive Accessories Safety Radiator Cap, 16 psi, Metal, Black
  • 16 PSI Lev-R-Vent radiator cap in "A" size.
  • For open or closed system.
  • Will bring back coolant from the overflow tank.
  • Vented design.
No. 3
Radiator Cap,Compatible with 16401-63010 16401-71010 16401-73010 1306J1 051-027-001
  • Brand new and never used parts. Made of high-quality materials that meet OE standards.
  • It is extremely important to always make sure to allow the engine to cool down before removing the radiator cap, as removing the cap from a hot system can cause sudden coolant spray and severe burns. A faulty radiator cap can have a huge impact on the cooling performance of your vehicle, once you have a replacement and your engine is cool, simply unscrew the old cap, and install the new by screwing it on.
  • OEM:1306J1 / 1351958 / 1455876 / 1609680180 / 1640187402000 / 1647187402000 / 4026783 / 4137897 / F87H8100AA/16401-15210, 16401-15210-000, 16401-54750, 16401-63010, 16401-71010, 16401-73010, 16401-74170, 16401-87401, 16401-87401-000, 16401-87602-000, 16401-87710, 16401-87710-000, 16401-87711, 16401-87711-000, 16401-87712, 16401-87712-000
  • Honda Kia Mazda Nissan Opel Hyundai Toyota Suzuki
  • Regulators-Built to strict quality control standards, 1 years warranty, hassle-free return and money back policy, buy with confidence!
No. 4
Toyota (16401-20353) Radiator Cap Sub-Assembly
  • And Vehicle Specific
  • Manufacturer Warranty
  • Toyota Quality Assured
  • OEM, Not After Market
  • Vehicle Specific
SaleNo. 6
ACDelco GM Original Equipment 13502353 20 P.S.I. Radiator Surge Tank Cap
451 Reviews
ACDelco GM Original Equipment 13502353 20 P.S.I. Radiator Surge Tank Cap
  • Seal and maintain pressure on the cooling system for vehicle safety
  • Raise the boiling point of the engine coolant to maintain efficiency
  • Fit most models of GM vehicles for expanded coverage
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
SaleNo. 7
Motorcraft Radiator Cap
  • Package Dimensions: 4.318 H x 8.128 L x 6.604 W (centimeters)
  • Part number: RS90
  • Fit type: Vehicle Specific
  • Package Weight: 0.1 pounds
No. 8
Gates 31549 Standard Radiator Cap
  • Package Dimensions: 7.0 cms (L) x 7.3 cms (W) x 7.0 cms (H)
  • Product Type: Auto Accessory
  • Package Quantity: 1
  • Country Of Origin: United States
SaleNo. 9
ACDelco GM Original Equipment RC98 15 P.S.I. Radiator Surge Tank Cap
1,135 Reviews
ACDelco GM Original Equipment RC98 15 P.S.I. Radiator Surge Tank Cap
  • Seal and maintain pressure on the cooling system for vehicle safety
  • Raise the boiling point of the engine coolant to maintain efficiency
  • Fit most models of GM vehicles for expanded coverage
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
No. 10
Radiator Cap, Replace 16401-31520 Compatible with Toyota Lexus - Avalon Camry Echo Highlander Prius C Sequoia Sienna Solara Tundra Yaris, ES300h ES350 GS300 GS430 IS300 LS430 RX350 RX450h SC430, More
  • REPLACEMENT RADIATOR CAP : The radiator cap holds the coolant inside the radiator, but it also works as a two-way valve that keeps the right pressure inside so the radiator does it work correctly. If the pressure isn't maintained, the coolant can boil and evaporate, putting the engine at risk of overheating. Symptoms of a Bad Radiator Cap: air enters the system, low coolant level, coolant leaks, overflowing reservoir, overheating engine.
  • COMPATIBLE WITH TOYOTA & SCION VEHICLES : 2001-2002, 2015-2016 4Runner | 2005-2018 Avalon | 1992-1996, 2002-2017 Camry | 2000-2005 Echo | 2001-2019 Highlander | 2012-2019 Prius C | 2008-2009, 2017-2020 Sequoia | 2007-2009 Sienna | 2002-2008 Solara | 1993-1998 Supra | 2016-2017 Tacoma | 2007-2011, 2017-2020 Tundra | 2012-2015 Venza | 2007-2018 Yaris | 2004-2006 xA | 2004-2006 xB | 2008-2014 xD radiator cap. Please check the detailed description before purchase. Thank you!
  • REPLACES PART # : 16401-31520, 1640131520. The radiator cap compatible with Lexus : 1992-1993 ES300 | 2013-2018 ES300h | 2007-2018 ES350 | 1998-2005 GS300 | 2015 GS350 | 1998-2000 GS400 | 2001-2006 GS430 | 2015-2016 GX460 | 2015 IS250 | 2001-2005, 2016 IS300 | 2015-2016 IS350 | 1998-2000 LS400 | 2001-2006 LS430 | 2016 RC300 | 2015-2016 RC350 | 2001-2003 RX300 | 2007-2017 RX350 | 2011-2021 RX450h | 2018-2021 RX450hL | 1998-2000 SC300 | 1998-2000 SC400 | 2002-2005 SC430.
  • OE FIT, FORM, FUNCTION : Professional, high quality OE style and meet or exceed all original equipment performance replacement radiator cap. Constructed with premium materials for durability. Designed to function on open cooling systems and overflow reservoir type systems and allows the cap to be installed and removed much easier.
  • FRIENDLY NOTE : If the radiator cap fails on your vehicle, simply contact us for a replacement. Also if you have any other questions on our this radiator cap, please contact us at the first time. This is NOT a genuine part, it's a aftermarket replacement part manufactured by Allmotorparts.

Intro

Find out where you can get the best Automotive Replacement Radiator Caps! Making your choice among different Automotive Replacement Radiator Caps on the market is not always easy. It can also turn into a daunting task because of the many websites offering the same type of product. On this page, we will give you a comparison to get the best value for your money. This complete ranking provides you with a comprehensive view and allows you to pick the best Automotive Replacement Radiator Caps. You will find a broad selection of models, brands, and prices. Whether you want to save money or find out what is the best Automotive Replacement Radiator Caps for you, our comparison will help you make the right choice. To keep things practical and easy to understand, we created a Top 10 of the best Automotive Replacement Radiator Caps. You won’t have to choose your products at random anymore.. On your marks! Compare! Pick your Automotive Replacement Radiator Caps!

Our Picks

SaleNo. 1
ACDelco GM Original Equipment RC27 15 P.S.I. Radiator Cap
  • Fit most models of gm vehicles on the road today for more coverage
  • Seal and pressurize your vehicle’s cooling system as the radiator transfers heat from the engine’s coolant to the outside air
  • Professional, premium aftermarket replacement radiator cap
  • Provides the performance and dependability you expect from acdelco
  • Manufactured to meet expectations for fit, form, and function
  • Fit type: Vehicle Specific
SaleNo. 2
Stant 10331 Automotive Accessories Safety Radiator Cap, 16 psi, Metal, Black
  • 16 PSI Lev-R-Vent radiator cap in "A" size.
  • For open or closed system.
  • Will bring back coolant from the overflow tank.
  • Vented design.
No. 3
Radiator Cap,Compatible with 16401-63010 16401-71010 16401-73010 1306J1 051-027-001
  • Brand new and never used parts. Made of high-quality materials that meet OE standards.
  • It is extremely important to always make sure to allow the engine to cool down before removing the radiator cap, as removing the cap from a hot system can cause sudden coolant spray and severe burns. A faulty radiator cap can have a huge impact on the cooling performance of your vehicle, once you have a replacement and your engine is cool, simply unscrew the old cap, and install the new by screwing it on.
  • OEM:1306J1 / 1351958 / 1455876 / 1609680180 / 1640187402000 / 1647187402000 / 4026783 / 4137897 / F87H8100AA/16401-15210, 16401-15210-000, 16401-54750, 16401-63010, 16401-71010, 16401-73010, 16401-74170, 16401-87401, 16401-87401-000, 16401-87602-000, 16401-87710, 16401-87710-000, 16401-87711, 16401-87711-000, 16401-87712, 16401-87712-000
  • Honda Kia Mazda Nissan Opel Hyundai Toyota Suzuki
  • Regulators-Built to strict quality control standards, 1 years warranty, hassle-free return and money back policy, buy with confidence!

Why you should trust us?

This guide is the result of more than 10 years of experience in researching, testing, and writing about various subject. Our team members are experts in their fields. We spent 12 hours reading all the articles we could find online and all the customer reviews on various retail websites such as Amazon, Ebay, Alibaba or Flipkart. We also found many websites that provided valuable resources such as purchasing guides and detailed information on Automotive Replacement Radiator Caps. To help you make the best choice among the hundreds of products available, we decided to offer you a comparison in order to find the best value for your money. We searched different fields to find the best Automotive Replacement Radiator Caps. We also looked at the best alternatives for reasonably priced and easy to use products. After we determined our main parameters, we conducted our research and tests.These parameters separate a great product from an average one:

  • Price
  • Ease of use
  • Customer reviews
  • Quality
  • Durability

Conclusion

We hope this ranking was helpful to you in choosing the Automotive Replacement Radiator Caps that best suits you. We made it thoroughly and we will update it regularly, so that you get a real-time comparison. Our goal is to allow you to compare models and prices, to get an overview of what the market has to offer. We are here to make it easier for you and to make informed decisions. If our ranking gave you a clearer view on the different products available, feel free to let us know in the comments section. We will happily read them.

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Last update on 2021-11-10 at 08:43 / Affiliate links / Images from Amazon Product Advertising API