It is important to have the best radiator leak detector. In the following post, we will help you to select the best radiator leak detectors.

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Our Top Picks:

Best Overall: Buy: Uview Radiator Leak Detector READ REVIEW

Best For Diagnosing A Blown Head Gasket: Buy: Interdynamics Radiator Leak Detector READ REVIEW

Best For High Performance: Buy: Autoline Pro Radiator Leak Detector READ REVIEW

Best With All Types Of Uv Leak Detection Dye: Buy: Interdynamics Uv Light READ REVIEW

Best For Smaller Leak: Buy: Mastercool Radiator Leak Detector READ REVIEW

Best For Tracking Down Leaks: Buy: Acdelco Radiator Leak Detector READ REVIEW

Best For Coolant Leak: Buy: Genuine Gm Radiator Leak Detector READ REVIEW

Best For Battery Life: Buy: Elitech Radiator Leak Detector READ REVIEW

Best Overall: Uview Radiator Leak Detector

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The look and feel of these detectors are consistent with the high quality we're used to from the rest of Uview's lineup. The Uview Radiator Leak Detector is effective, is perfect for high quality parts and it comes with clear. Make sure this fits by entering your model number. The technician can perform a leak test, eliminate airlocks and refill the entire system including the heater core in less than two minutes.

Finally, the uview radiator leak detector allows the technician to refill the system quickly and easily.

Most customers quickly discovered that the detector works well and would recommend. it. Further, they strongly agree that the detector is easy to use and saves lots of time and potential engine damage. Also, a few say that the detector is bought for home use. To sum up, the tone of buyers is very positive and we believe that the detector suits the purpose.

• This comes with excellent tool and it is designed for off road vehicles.
• This saves time, it is great for high quality units and has professional design.
• This is easy to use and quality construction, at a very fair price.
• This is used to service a porsche 997 c2s.

Best For Diagnosing A Blown Head Gasket: Interdynamics Radiator Leak Detector

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The Interdynamics Radiator Leak Detector's high-end materials make sure that it ages well with use. The interdynamics radiator leak detector is designed to be worth every penny and it is easy to detect. Contains one application of radiator/engine cooling system uv leak detection dye. And, this found the leak and it works fine.

Finally, the interdynamics radiator leak detector has saved money and it saves time.

Almost all customers quickly discovered that the detector would work in an ac system. In addition, a few strongly agree that the detector is great for detecting radiator leaks. And, they say that the detector is not burning oil too. To sum up, for most buyers, Interdynamics product was what they were looking for.

• This is compatible with that type of coolant but it worked great.
• This will show up in the tail pipe with UV light, especially at night.
• This works perfectly, provides great value and it is made for good stuff.
• This is compatible with all types of antifreeze except gm dex-cool coolant.

Best For High Performance: Autoline Pro Radiator Leak Detector

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The Autoline Pro Radiator Leak Detector is satisfactory and appropriate and fits well with your daily purpose. The autoline pro radiator leak detector is backed by a 1 - year full coverage warranty. Consistently smoke test evap / vacuum / exhaust / and more at a fraction of the cost. In addition, the detector is perfect for high quality parts and it is best for customer service.

The detector is durable and it is precise. Finally, the autoline pro radiator leak detector is affordable and it is perfect for safe delivery.

Almost all customers agree that the detector allows for a quick connector fitting from any air compressor. Moreover, they say that the detector is easy to use, instructions come with it. In addition, a few strongly agree that the detector is much easier to see and stunk less. To sum up, most buyers found the detector is functionally comfortable and no one questions it.

• This found leak, is brand new and it is effective.
• This is in a dark room with a flash light.
• This will work off a battery charger.
• The Manufacturer says: As an American family business, we stand proudly behind our products.

Best With All Types Of Uv Leak Detection Dye: Interdynamics Uv Light

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We would, of course, be remiss if we didn't mention Interdynamics Uv Light for daily use. The interdynamics UV light includes yellow tinted protective glasses. Make sure this fits by entering your model number. Also, the detector is used for professional grade and it found the leak.

Above all, the interdynamics UV light is real nice and it provides great value.

Almost all customers quickly discovered that the detector is great for finding the leak, half the price as autozone. Furthermore, a few also found that the detector is designed to be worn over prescription glasses. Moreover, a few say that the detector is a small light, but with UV dye, it shined bright when the light hits it. In short, buyers found this to be one of the best detectors for daily purposes.

• This is used to detect spiders.
• This works with all types of uv leak detection dye.
• The light is a bit finicky, works about 50 % of the time.
• High-intensity true ultraviolet leak detection pen light.

Best For Smaller Leak: Mastercool Radiator Leak Detector

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The Mastercool Radiator Leak Detector's superior materials makes sure that it ages well with use. The mastercool radiatorleak detector includes a 1 oz bottle of engine oil/atf/gas and diesel fluorescent dye and a 1 oz bottle of engine coolant fluorescent dye. Make sure this fits by entering your model number. Also, the detector is very accurate and it works with fuel.

The detector provides true intensity ultraviolet leak detection. Most importantly, the mastercool radiator leak detector protects eyes from UV light.

Most buyers found that the detector can with dye for a/c motor oil transmission and coolant. In addition, they strongly agree that the detector is a great set and the price is below $60 bucks. Moreover, a few say that the light bulb stops working after the first time it is turned on, so this is not been useful in finding any leaks. In conclusion, for almost all customers, it was what they were looking for.

• It is easy to install dye into the lower side port.
• 12v (50w) mini uv light provides true - intensity ultraviolet leak detection.
• This will help locate the exact spot for the leak.
• Uv enhancing safety glasses protect eyes from UV light.

Best For Tracking Down Leaks: Acdelco Radiator Leak Detector

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Compared with other detectors in this category, the Acdelco Radiator Leak Detector has a convenient design. The acdelco radiator leakdetector comes with visual leak detection to eliminate guess work. Make sure this fits by entering your model number. Further, this is designed to quickly pinpoint leaks in cooling systems that use dex-cool (orange) coolants. Lastly, the acdelco radiator leak detector is made with fast shipping and it is very useful.

Almost all customers found that the detector will be in a spray can, so you can screw it in the lower side and spray it on to the system. Further, they also found that the detector is perfect when used with proper UV light. And, a few say that the bottle of dye and let the truck idle for 30 minutes. As a result, customers were eager to recommend it to friends and would-be buyers.

• The dye is an amber colored fluid straight out of the bottle.
• This does not discolor dexcool anti-freeze.
• This does stay in the system even after leaking.
• This will light up like a motel bed on those investigative TV shows.

Best For Coolant Leak: Genuine Gm Radiator Leak Detector

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The Genuine Gm Radiator Leak Detector's high-end materials make sure that it ages well with use. The genuine gm radiatorleak detector is a safe, easy method that eliminates guesswork, saves labor and speeds service. Make sure this fits by entering your model number. Moreover, it is used to isolate power steering system leaks. Finally, the genuine gm radiator leak detector changed the pump and it leak free.

Most buyers agree that the detector is great for finding leaks. Moreover, a few strongly agree that the detector is a good idea to leave it in to be able to detect future leaks. And, a few also found that this dye is very easy to work with, and incredibly bright.

• It is easy to find the issue.
• This is good for at least 4 cars.
• This can remain in the cooling system after a leak is found and corrected.

Best For Battery Life: Elitech Radiator Leak Detector

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Not everyone likes to purchase a detector for their regular use, but the Elitech Radiator Leak Detector would be an anomoly. The elitech radiator leakdetector is very accurate and it has reduced false alarms. Make sure this fits by entering your model number. The world 's first TFT screen advanced leak detector animates leakage, sensitivity, battery levels and sensor faulty indicators and presents clearer and easier readings.

The detector found the leak and it reset sens. Lastly, the elitech radiator leak detector is reliable, is automatic and it is very sensitive.

Most customers agree that the detector is easy to read, even in direct sun on a rooftop. Further, a few strongly agree that the detector is easy to hear over wind and any other noises. Moreover, a few also found that the detector has a bright, vivid display and is relatively simple to use, and has a built-in rechargeable battery. Consequently, customers were very happy to recommend it to friends and families.

• 200 is a hand-held 2-in-1 leak detector that was independently developed by elitech.
• This takes 4hrs to recharge and also comes with a nice storage case.
• This works well on medium sensitivity.
• This comes with a maximum sensitivity of up to 0.14oz/yr, 4g/yr.