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Buy with confidence knowing help is available after your purchase. Eligible items can be returned within 30 days of purchase, and our parts team can guide you through return or warranty enquiries.
Radiator Leak Stopper Antifreeze And Coolants 354ml - Flamingo
The Flamingo Radiator Leak Stopper is a high-performance cooling system treatment designed to seal minor leaks while remaining safe for use with most antifreeze and coolant types. Formulated with natural plant fibre, high-performance firming agents, anti-foam, anti-corrosive, and anti-rust additives, it helps restore system integrity without causing blockages.
This advanced formula effectively seals leaks in radiators, heater cores, cylinders, water pumps, water seals, and cylinder liners, helping to prevent further coolant loss and extend the service life of the cooling system. Importantly, it is engineered to not clog radiator passages or damage internal components, making it a reliable solution for ongoing cooling system maintenance.
Features & Benefits:
Seals minor leaks in cooling systems
Compatible with most antifreeze & coolant types
Contains natural plant fibre sealing technology
Helps prevent corrosion and rust
Anti-foam additives for stable system operation
Safe for radiators, heater cores, water pumps & seals
Will not block radiator passages
Helps extend cooling system lifespan
354ml bottle
Shake well before use.
Start engine and allow it to reach normal operating temperature with the thermostat and heater fully open.
Pour entire contents into the radiator or coolant reservoir.
One bottle treats 5–25 litres of coolant.
Allow engine to run for 5 minutes for the product to begin working.
Continue running the engine for at least 1 hour after application.
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Google Reviews
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Easy to contact. Easy to purchase. Pick up or delivery available. We chose pick up as wanted the item quickly. Staff at shop when picking up were very friendly and helpful. Item is fantastic ( broke discs). Thank you. Will shop again if looking for car parts.
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Tony and the team at Universal Spares have been our go-to parts supplier for many years. Their parts knowledge and problem solving skills are second to none. Staff are always friendly, courteous & happy to help. Always affordably priced. Highly recommended good old fashioned service.
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Absolutely top-notch place for automotive spare parts! They have everything—from the most common items to those hard-to-find parts, all under one roof. Prices are super competitive, often cheaper than anywhere else, and the quality is spot-on.
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They are a professional team who will go above and beyond to make sure you get what you need without the high price. I have found their products to be cheaper and of higher quality than the other big brand auto shop just a few blocks away.
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Every step of my purchase was easy and strait forward , conformation of right part right vehicle, purchase, packaging, delivery very happy thank you.
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All I can say is thanks. Ordered an item from the other side of Sydney that they had in stock and no one else had. Had it delivered to my doorstep in just over an hour at peak times. Champion of a place, highly recommended and a big shout out to Nass.
Posted on Google
Ordered some bits for a ole Honda which were getting hard to find. These guys managed to source and at a good price. I did have to wait but that's understandable given these were a special order.
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Really excellent service, very competitive prices, extensive stock range, goods arrived rapidly and were packed very securely. An impressive customer experience in all respects.
Posted on Google
Been ordering from Universal Auto Spares for a while now, never disappointed. Huge range of parts, quick delivery, and friendly customer service. Belmore is lucky to have a shop like this. Highly recommended.
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Product was delivered very quickly and was very well wrapped to avoid any damage. Product was as described and the site was easy to navigate. Recommend this seller.
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Top service from Universal Auto Spares. The boys there know their parts, prices are solid, and delivery options make everything easy. If you need spares, this is the place to go.
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They are literally the go to for all things Automotive. I've been a long time customer and every time I've needed something other stores had to special order in, they already had in stock. The team there is hands down the best!
Posted on Google
Really excellent service, very competitive prices, extensive stock range, goods arrived rapidly and were packed very securely. An impressive customer experience in all respects.
Posted on Google
These guys are on the ball. Had my item in stock and dispatched it the same day. Very grateful. 5 stars
Posted on Google
All I can say is thanks. Ordered an item from the other side of Sydney that they had in stock and no one else had. Had it delivered to my doorstep in just over an hour at peak times. Champion of a place, highly recommended and a big shout out to Nass. Thanks legend.
Posted on Google
I have yet to have service, and such a fast delivery elsewhere. I will be certainly dealing with Universal Auto Spares again. Very good service. Thanks.
Posted on Google
Description and part exactly what I required, fair price and prompt service definitely will deal with this customer again.
Posted on Google
Fantastic company. Great service and price. Delivery time very good.. They had the product had i was after and in the colour I was after.
Posted on Google
Had what i wanted at a reasonable price and click and collect was easy as. will be back again.
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Radiator Leak Stopper Antifreeze And Coolants 354ml - Flamingo
The Flamingo Radiator Leak Stopper is a high-performance cooling system treatment designed to seal minor leaks while remaining safe for use with most antifreeze and coolant types. Formulated with natural plant fibre, high-performance firming agents, anti-foam, anti-corrosive, and anti-rust additives, it helps restore system integrity without causing blockages.
This advanced formula effectively seals leaks in radiators, heater cores, cylinders, water pumps, water seals, and cylinder liners, helping to prevent further coolant loss and extend the service life of the cooling system. Importantly, it is engineered to not clog radiator passages or damage internal components, making it a reliable solution for ongoing cooling system maintenance.
Features & Benefits:
Seals minor leaks in cooling systems
Compatible with most antifreeze & coolant types
Contains natural plant fibre sealing technology
Helps prevent corrosion and rust
Anti-foam additives for stable system operation
Safe for radiators, heater cores, water pumps & seals
Will not block radiator passages
Helps extend cooling system lifespan
354ml bottle
Shake well before use.
Start engine and allow it to reach normal operating temperature with the thermostat and heater fully open.
Pour entire contents into the radiator or coolant reservoir.
One bottle treats 5–25 litres of coolant.
Allow engine to run for 5 minutes for the product to begin working.
Continue running the engine for at least 1 hour after application.
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