BMW 5 Series Radiator Cap
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In Stock
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand Standard Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own BrandHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
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In Stock
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
-
Low Price Promise
Fitment Info
Brand BGA Pressure [bar] 1 Pressure [psi] 15 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own BrandHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand Standard Pressure [bar] 1.2 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own Brand -
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
-
Low Price Promise
Fitment Info
Brand Standard Height [mm] 46 Pressure [bar] 1.4 Thread Size M52 x 3 mm Inner Thread [mm] M52 x 3 Outer Diameter [mm] 88 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own Brand -
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In Stock
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
-
Low Price Promise
Fitment Info
Brand Standard Pressure [bar] 2 Material Plastic Inner Diameter [mm] 28.5 Outer Diameter [mm] 56 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own BrandHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
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In Stock
-
FREE UK Delivery: On orders over £25
-
Click & Collect: Branches nationwide
-
Low Price Promise
Fitment Info
Brand Standard Pressure [bar] 2 Material Plastic Outer Diameter 1 [mm] 88 Outer Diameter 2 [mm] 30 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own BrandHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
Understanding the Role of a Radiator Cap in Your BMW 5 Series
Maintaining the optimal performance of your BMW 5 Series' cooling system is crucial for the longevity and efficiency of your vehicle. A key component in this system is the radiator cap, which plays a vital role in maintaining pressure and preventing coolant loss. Ensuring that your BMW 5 Series is equipped with a functional and high-quality radiator cap is essential for the health of your car's engine.
Selecting the Right Radiator Cap for Your BMW 5 Series
When choosing a replacement radiator cap for your BMW 5 Series, it's important to select a cap that meets the manufacturer's specifications. The cap must be able to withstand the pressure of the cooling heating system to prevent overheating and potential engine damage. A proper seal is also necessary to keep the coolant contained and to ensure that the system operates at peak efficiency.
Signs of a Faulty Radiator Cap
There are several indicators that your BMW 5 Series might need a new radiator cap. If you notice coolant leaking from the cap, steam coming from the hood, or frequent engine temperature fluctuations, it's time to inspect the cap. A malfunctioning radiator cap can lead to reduced cooling system performance and, if left unchecked, can cause significant engine damage.
Installing a New Radiator Cap on Your BMW 5 Series
Replacing the radiator cap on your BMW 5 Series is a straightforward process, but it requires caution. Always ensure the engine is cool before attempting to remove the old cap to avoid burns from hot coolant or steam. Once safely removed, the new cap can be securely fastened, restoring the integrity of the cooling system.
Find Quality BMW 5 Series Radiator Caps
For the best results, it's recommended to use genuine or OEM-equivalent radiator caps designed specifically for your BMW 5 Series. This ensures compatibility and reliability, keeping your vehicle running smoothly. Remember, the radiator cap is a critical component of your car's cooling system and should not be overlooked during maintenance checks.
If you're looking for quality replacement parts for your vehicle, explore our extensive selection of 5 series BMW car parts. Whether you need a new radiator cap or other cooling system components, we have the parts you need to keep your BMW 5 Series in top condition.
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.