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The Best Automotive Replacement Radiator Caps

Looking for the best Automotive Replacement Radiator Caps?

Discover now our comparison of the best Automotive Replacement Radiator Caps. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Radiator Caps are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Radiator Caps in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
Gates 31527 Radiator Cap
  • Wide range of applications covering all makes and models
  • Engineered for precise pressure control with application-specific vent and vacuum-relief valves
  • Requires no adjustment for installation
  • Fit type: Vehicle Specific
SaleNo. 2
Gates 31333 Standard Radiator Cap
  • country of origin : china
  • the package height of the product is 3.02 inches
  • the package length of the product is 7.53 inches
  • the package width of the product is 5.58 inches
  • Fit type: Vehicle Specific
No. 3
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. 4
Subaru Radiator Cap Assembly - STi Crosstrek Forester Impreza Legacy Outback WRX 45137AE003 - Genuine OEM
  • Radiator Cap
  • Genuine Subaru Part Number: 45137AE003
  • Crosstrek 2013-2025
  • Forester 1999-2025
  • Imperza 1999-2025
  • Legacy 2020-2025
  • Outback 2020-2025
  • STi 2015-2021
  • WRX 2015-2025
No. 5
Gates 31540 Standard Radiator Cap
  • Package Dimensions: 7.53 L x 3.02 H x 5.58 W (inches)
  • Package Weight : 1.73 pounds
  • Country of Origin : Austria
  • Part Number: 31540
No. 6
Stant 10230 Radiator Cap Replacement for Dodge Ram 1500 and More, Metal
  • 16 PSI radiator cap for a 3/4" deep "A" size filler neck..Material:Metal
  • Made of durable metal, 4 ear design.
  • For open or closed system.
  • Product_Type: Engine_Component_Cap
No. 7
Car Radiator Cap Replacement OEM#68442532aa,53479332,Coolant Reservoir Cap Compatible with Chrysler Dodge Jeep Ram,Standard Car Accessories Radiator Cover Easy to Mounting
  • 🌀【BUYER'S GUIDE】 You will receive 1pc coolant reservoir cap with size 2.60*2.60*1.50 inch. Replacement OEM#53479332, 68442532AA, 68249136AA. Please double check the OEM number and the compatible car model before you purchase to avoid the product not being able to be used after you receive it.
  • 🌀【COMPATIBILITY】 Compatible with Chrysler 2015-2017 200, 2020-2021 Voyager, 2017-2021 Pacifica. Compatible with Dodge 2013-2016 Dart, 2016-2021 Durango. Compatible with Jeep 2014-2021 Cherokee, 2017-2021 Compass, 2020-2021 Gladiator, 2018-2021 Wrangler, 2015-2021 Renegade, 2016-2021 Grand Cherokee. Compatible with Ram 2014-2021 1500, 2013-2021 2500, 2013-2021 3500, 2019 1500 Classic.
  • 🌀【QUALITY RADIATOR COOLANT RESERVOIR CAP】 Our coolant reservoir cap replacement is made of quality nylon material. Strong and wear-resistant. The non-slip gear-shaped design on the edges makes your daily use of the cap more convenient and easy.
  • 🌀【EFFECTIVE SEALING】 The coolant reservoir tank cap has a precise raised design at the bottom, which can seal the opening of the tank more effectively.
  • 🌀【QUICK REPLACEMENT】 This coolant cap is simple and easy to install, you simply unscrew the original cap, replace it with our cap and screw it into the coolant reservoir opening.
No. 8
Radiator Cap Compatible With Nissan Toyota Honda Kia Mazda Opel Hyundai Suzuki Infiniti Lexus 21430-1P111 21430-8991A 21430-D995A 31336 16401-67150
  • Warm Reminder: Before buying please check your car information to determine whether it is suitable for your vehicle
  • OEM Interchange: 2143074N02, 21430D992D, 21430D995A, 21430D999A, 25330-0W000, 25330-1P000, 25330-1P000, 25330-1R000, 25330-38000, 25330-38001, 25330-39100, 25330-3K000, 253300W000, 2533020, 2533020, 253302E000, 253302E001, 2533038000, 2533038001, 2533039100, 253303K000, 253303Z000, 253303Z000, 25330B1000, 25330B1000, 25330C2000, 31336, 33044, 4495805, 45137AE000, 45137AE002
  • Fitment: Compatible With Honda Acura BMW Chevrolet Dodge Eagle Genesis Geo Kia Mazda Opel Hyundai Toyota Suzuki Nissan Ford Infiniti Lexus
  • Feature: 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. Symptoms of a Bad Radiator Cap: air enters the system, low coolant level, coolant leaks, overflowing reservoir, overheating engine
  • Quality: Made of premium quality for strong stability,which will bulit to long lasting durability. Direct replacement for a proper fit and easy installation, just plug and & play, quality materials used, meets or exceeds OEM standards!
SaleNo. 9
ACDelco GM Original Equipment RC85 15 P.S.I. Radiator 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
  • Fit type: Vehicle Specific
SaleNo. 10
Gates 31535 Safety Release Radiator Cap
  • country of origin : china
  • the package height of the product is 2.72 inches
  • the package length of the product is 6.02 inches
  • the package width of the product is 4.41 inches
  • Fit type: Vehicle Specific

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Last update on 2025-07-04 / Affiliate links / Images from Amazon Product Advertising API