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Radiator cap

Subaru Legacy Radiator Cap

  1. Part No :174NI0010
    £10.67
    RADIATOR CAP
    • FREE UK Delivery: On orders over £25

    • Click & Collect: Branches nationwide

    • Low Price Promise

    Fitment Info

    Brand Standard
    Pressure [bar] 0.9
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    • Silver
      Original Equipment quality product in a GSF Own Brand
    • Silver
      Original Equipment quality product in a GSF Own Brand
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  2. Part No :174TO0020
    £18.40
    RADIATOR CAP
    • In Stock

    • FREE UK Delivery: On orders over £25

    • Click & Collect: Branches nationwide

    • Low Price Promise

    Fitment Info

    Brand Standard
    Please select your preferred brand or option
    • Silver
      Original Equipment quality product in a GSF Own Brand
    • Silver
      Original Equipment quality product in a GSF Own Brand
    Home Delivery
    Add to Basket
    This part is in stock for Home Delivery
    Click and Collect
    Enter your full postcode to check local branch stock

    Please enter a town or postcode.

    Click and Collect
    Nearest Branch
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Understanding the Importance of the Radiator Cap in Your Subaru Legacy

The radiator cap may seem like a small component in your cooling system, but it plays a crucial role in maintaining the engine's temperature of your Subaru Legacy. It ensures that the cooling system is pressurized, which raises the boiling point of the coolant and aids in heat dissipation. A malfunctioning radiator cap can lead to overheating, coolant loss, and even engine damage, making it essential to keep this part in good working condition.

Choosing the Right Radiator Cap for Your Subaru Legacy

When it comes to selecting a replacement radiator cap for your Subaru Legacy, it's important to choose one that matches the specifications of your vehicle. The right cap will maintain the proper pressure in the cooling heating system and prevent coolant from boiling over. Ensuring a perfect fit and compatibility with your Legacy's model and year is key to a well-functioning cooling system.

Signs of a Failing Radiator Cap

There are several telltale signs that your Subaru Legacy's radiator cap may need replacement. If you notice coolant leaking from the cap, an overheating engine despite sufficient coolant levels, or visible damage to the cap such as cracks or a broken seal, it's time to consider a new radiator cap. Regular inspections can help you identify these issues early and avoid more significant problems down the road.

Installing a New Radiator Cap on Your Subaru Legacy

Replacing the radiator cap on your Subaru Legacy is a straightforward process that most car owners can perform. Always ensure the engine is cool before attempting to remove the old cap. Once removed, you can install the new cap by simply pressing it down and twisting it until it locks into place. However, if you're unsure about the process or the suitability of a new cap, it's always best to consult a professional mechanic.

Get Your Subaru Legacy Radiator Cap and Other Car Parts

For all your Subaru Legacy's cooling system needs, including a new radiator cap, look no further. Our selection of quality parts ensures your vehicle maintains its performance and reliability. Don't let a faulty radiator cap cause unnecessary issues for your Legacy. Check our range of parts and find the right fit for your car.

Keep your Subaru Legacy running smoothly with the right parts. Visit our main parts page for this make and model to find everything you need. For all your Legacy Subaru car parts, we've got you covered.

Radiator caps

Find quality aftermarket radiator caps at GSF Car Parts. We stock reliable, long-lasting caps sourced from our reliable, trusted auto partners. Use the product finder to find the best match for your car's radiator by entering your vehicle's reg number or make and model.

What is a Radiator Cap?

A radiator cap is not just a standard cap. It regulates the maximum pressure inside the radiator, stopping any damage to the radiator hoses and the radiator itself. The radiator cap has a return valve installed that allows air in from the atmosphere or coolant from the expansion tank if you have one installed.

What are the Signs of a Broken Radiator Cap?

It could be a broken radiator cap if you notice any of these symptoms.

  • Engine overheating
  • Coolant leaking from the radiator
  • A radiator hose that has collapsed
  • The coolant reservoir tank overflowing

What Other Car Parts do we Stock?

Keeping your cooling and heating system in check is vital for keeping your car warm and your engine temperature running smoothly. We hold stock of cooling system spares for every eventuality, including full radiators, thermostats, water pumps, radiator fans, antifreeze, radiator mountings, and much more!

Those of you who love to work on your car at home can learn how to spot a radiator leak and perform a coolant flush with our handy knowledge hub guides. Check how your thermostat works and how to change it. And if you're new to car maintenance but want to learn, you can start by finding out what antifreeze is here

We stock a full range of car parts and spares for other repairs or servicing on your car, from service, engine, transmission, exhaust, electrics, fuel and emissions, braking systems, and cooling and heating parts. All are sourced from our trusted and reliable auto partners.

Shop Radiator Caps at GSF Car Parts Online and In-Store

All our radiator caps are from trusted brands in the motoring industry, so you can count on them to be reliable and of excellent quality. Plus, our low-price promise means you can always expect great value too.

We offer free UK delivery on all online orders over £25, plus 60-day returns*. We also know you want to get your car up and running as soon as possible, which is why we offer a Click and Collect service that allows you to get your radiator cap in just an hour.

So, buy radiator caps from us with confidence today. Or if you’re close to one of our 180 store locations across the UK & Ireland, drop by. Our experienced staff will be able to direct you to the correct part for your vehicle.