The 8 Best Radiator Leak Detection Dyes (2022 reviews)

Interdynamics makes beautiful and good-quality dyes with classic and higher-grade materials. The Interdynamics Radiator Leak Detection Dye is perfect for professional grade, is sturdy and it works fine. Make sure this fits by entering your model number. And, it is suitable for light good and it is worth the money.

Most importantly, the interdynamics radiator leak detection dye found the leak and it works as advertised.

Almost all buyers agree that the dye is designed to be worn over prescription glasses. In addition, a few strongly agree that the dye is a small light, but with UV dye, it shined bright when the light hits it. And, they say that the dye is used to detect spiders.

Customers say that getting a radiator leak detection dye and oil stop leak product, along with dye is useful.

Top Customer Quotes:

High-intensity true ultraviolet leak detection pen light.
It is great to find the leak, half the price as autozone.
This works with all types of uv leak detection dye.
The system needs floresent dye in a / c refrigerant, that allows you.

Best For Smaller Leak: Mastercool Radiator Leak Detection Dye

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The features department is where the Mastercool Radiator Leak Detection Dye truly manages to shine. The mastercool radiator leak detection dye protects eyes from UV light. Make sure this fits by entering your model number. Also, it is suitable for smaller leaks and it is compact.

The dye found the leak and it is made worth the money. In addition, it is affordable and it is simple. Lastly, the mastercool radiator leak detection dye includes 1 oz bottle of engine oil/atf/gas and diesel fluorescent dye and a 1 oz bottle of engine coolant fluorescent dye.

Almost all customers found that the dye is easy to install into the lower side port. Further, they say that the dye can with dye for a/c motor oil transmission and coolant. And, they say that the light bulb stops working after the first time it is turned on, so this is not useful in finding any leaks.

Customers discovered that getting a ac leak detection dye, along with dye is useful.

Top Customer Quotes:

12v (50w) mini uv light provides true - intensity ultraviolet leak detection.
This is great with the included dye to track down a massive oil leak.
This was designed for a great price and it needed a small repair.
Uv enhancing safety glasses protect eyes from UV light.

Best For Tracking Down Leaks: Acdelco Radiator Leak Detection Dye

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The Acdelco Radiator Leak Detection Dye is satisfactory and appropriate and fits well with your daily use. The acdelco radiator leak detection dye is designed to quickly pinpoint leaks in cooling systems that use dex-cool (orange) coolants. Make sure this fits by entering your model number. Also, it is made with fast shipping and it works great. Most importantly, the acdelco radiator leak detection dye comes with visual leak detection to eliminate guess work.

Almost all buyers agree that the dye does not discolor dexcool anti-freeze. Also, a few also found that the dye is easy to spot leaking component.s. Also, they strongly agree that the dye is great for tracking down leaks in hard to spot places like cylinder heads and coolant crossover pipes. To sum up, the tone of buyers is very positive and we believe that the dye suits the purpose.

Customers discovered that getting a ac leak detection dye, with this dye made their life much easier.

Top Customer Quotes:

Works in conjunction with the acdelco ultra violet (uv) leakdetection lamp kit.
This is compatible with gm dexcool.
This is perfect when used with proper UV light.
special formula will not change the color of the coolant.

Best For Oil: Genuine Gm Radiator Leak Detection Dye

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The Genuine Gm Radiator Leak Detection Dye's superior materials make sure that it ages well with use. The genuine gm radiatorleak detection dye is a safe, easy method that eliminates guesswork, saves labor and speeds service. Make sure this fits by entering your model number. Also, the dye changed the pump and it is simple.

Most importantly, the genuine gm radiator leak detectiondye leak free, works well for good quality and it is made for good stuff.

Almost all buyers quickly discovered that the dye can remain in the cooling system after a leak is found and corrected. Moreover, they strongly agree that the dye is good for at least 4 cars. Also, a few say that the dye is a good idea to leave it in to be able to detect future leaks.

Few customers bought ac leak detection dye, along with the dye.

Top Customer Quotes:

It is easy to find the issue.
This is great for finding leaks.
This dye is very easy to work with, and incredibly bright.
This is used to isolate power steering system leaks.

Best For Water Pumps: Tracer Radiator Leak Detection Dye

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The best part: Tracer Radiator Leak Detection Dye costs comparatively low and it is available to ship in 24 hours. Also, it works great and it is great for water pumps. Make sure this fits by entering your model number. Most importantly, the tracer radiatorleak detection dye works with any leak detection inspection lamp.

One customer says - "Mixes with coolant fast, great way to find a hard to see leak, color is very bright and you do need to use a lot ". Almost all buyers agree that the dye is great with dex-cool anti-freeze coolant.

Customers found that buying a ac leak detection dye, along with dye is useful.

Why We Like This:

Finds leaks in radiators, hoses, water pumps and fittings.
Using UV leak detection dye for all engine coolants and auto body leak checks.
8 oz. Twin neck bottle for easy measuring.

Best For High Accuracy: Leakfinder Radiator Leak Detection Dye

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The Leakfinder Radiator Leak Detection Dye is the most desirable dye on the market today. The leakfinder radiator leak detectiondye is great for automotive leakdetection solutions and it is simple. Let the UV fluorescent dye circulate throughout the vehicle system. Moreover, the dye offers the brightest, most cost-effective, and most efficient solution for finding ac and fluid-based vehicle leaks.

Most importantly, the leakfinder radiator leak detection dye works with all leak detection flashlights, Each bottle services 1 vehicle.

One customer says - "When you turn on the UV light everything will be glowing so you won’t be able to track down your original leak. ". Most customers quickly discover that the dye will react to UV light after you pour it in. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

Customers say that buying a ac leak detection dye and oil stop leak product, along with dye is useful.

Why We Like This:

This comes with the host fluid and collects at all leak sites.
This is designed for high accuracy and it works as advertised.
Good brand reputation.

Best For Power Steering: Fjc Radiator Leak Detection Dye

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The Fjc Radiator Leak Detection Dye is suitable and reliable and fits well with your daily needs. Uv lights and safety glasses are included. Leak detection fluorescent uv dye kit that contains everything necessary to perform leak detection on all a/c systems, engine oil, fuel systems, transmissions and radiator coolant systems. The dye is easy to maintain and use.

Customers say that getting a ac leak detection dye and oil stop leak product, along with dye is useful.

Why We Like This:

Uv lights and uv safety glasses are included.
Good investment for the long term.

Best With Any Fluorescent Leak Detection Inspection Lamp: Tracer Uv Light

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The Tracer Uv Light's material feels more premium than its price would suggest. The tracer uv light will not discolor the coolant, which can lead to misdiagnosis of engine problems. Blended leak detection dye for all coolants including extended - life coolants. And, they found the leak and they had to wear gloves. Finally, the tracer uv light works with any fluorescent leak detection inspection lamp.

One customer says - "Tracer is my go to dye and this product does the job. ". Almost all buyers quickly discovered that the dye is easy to find as if it is yellow.

Customers also discovered that its helpful to get a ac leak detection dye, along with this dye.

Why We Like This:

Case of (6) 1 oz. Bottles.
Safe to remain in the system until the coolant is changed.
For use with all coolants, including red/orange or yellow extended life coolants.