BMW Z3 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 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 -
Understanding the Importance of a Radiator Cap for Your BMW Z3
The radiator cap is a critical component of your cooling system, serving a vital function in maintaining the pressure and boiling point of the coolant in your BMW Z3. A faulty radiator cap can lead to overheating, coolant loss, and potential engine damage, making it essential to ensure that this part is always in good working order.
Choosing the Right Radiator Cap for Your BMW Z3
When selecting a radiator cap for your BMW Z3, it is important to choose one that matches the specifications required by your vehicle. The pressure rating and size must be compatible to maintain the integrity of the cooling heating system. Using a non-compatible cap can lead to inadequate sealing and pressure maintenance, which could compromise your car's performance and safety.
Signs of a Faulty Radiator Cap
There are several signs that may indicate your BMW Z3's radiator cap needs replacing. These include visible coolant leaks, an overheated engine, or a collapsed radiator hose. If you notice any of these symptoms, it is advisable to inspect the radiator cap and replace it if necessary to avoid further damage to your vehicle's engine.
Installing a New Radiator Cap on Your BMW Z3
Replacing the radiator cap on your BMW Z3 is a straightforward process that can be done with minimal tools. However, it is crucial to ensure the engine is cool before attempting to remove the old cap to avoid burns from hot coolant or steam. Once the old cap is removed, the new cap can be easily installed by pressing it down and twisting it until it locks into place.
Get Your BMW Z3 Radiator Cap Online
For BMW Z3 owners looking to purchase a new radiator cap, our online selection offers a range of options suitable for your vehicle. Ensure your BMW's cooling system remains in peak condition by choosing the right radiator cap from our extensive catalog.
For all your BMW Z3 car part needs, visit our main parts page to find a comprehensive range of components designed to keep your vehicle running smoothly. Explore our selection and take advantage of our competitive prices and quality parts. Click here for Z3 BMW car parts.
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.