What is Prestone AF850 Dex-Cool 5050 Antifreeze used for?

Prestone AF850 Dex-Cool 5050 Antifreeze is primarily used to protect your vehicle's engine from extreme temperatures. It prevents freezing in cold weather and overheating in hot conditions, ensuring optimal engine performance. Besides temperature regulation, it also includes corrosion inhibitors that protect metal engine parts and help maintain the integrity of rubber hoses and gaskets, leading to a longer lifespan of your cooling system.

Is Prestone AF850 compatible with all vehicles?

Prestone AF850 Dex-Cool is specifically formulated for GM vehicles that require Dex-Cool coolant, but it can also be mixed with other types of antifreeze in cases where no other options are available. However, it's recommended to avoid mixing different coolant formulas when possible, as doing so can reduce effectiveness and lead to engine issues. Always consult your vehicle’s owner manual to verify compatibility before use.

What is the mixture ratio of Prestone AF850 Dex-Cool?

Prestone AF850 Dex-Cool is designed to be mixed with distilled water in a 50:50 ratio, which creates optimal cooling efficiency. This mixture helps achieve a freezing point of -34°F and a boiling point of 265°F with a pressure cap. Using the correct mixture is crucial because an improper ratio can lead to inadequate engine protection, overheating, or freezing in extreme conditions.

How often should I change Prestone AF850 Dex-Cool antifreeze?

Generally, it is recommended to change your antifreeze every 5 years or 150,000 miles, depending on your driving conditions and manufacturer guidelines. Regular checks of the coolant level and condition can also help maintain engine health. If the antifreeze appears cloudy, contaminated, or has a strong odor, it should be replaced immediately to prevent engine damage and ensure effective temperature regulation.

Can Prestone AF850 Dex-Cool be used in a vehicle that previously had traditional green coolant?

While it is best to avoid mixing different types of coolants, Prestone AF850 Dex-Cool can be used in vehicles previously filled with traditional green coolant. However, a complete flush and replacement of the old coolant is recommended to prevent chemical reactions that may harm your engine. This ensures that the benefits of Dex-Cool's formula, such as better corrosion protection and temperature management, can be fully realized.

How do you properly dispose of antifreeze like Prestone AF850?

Proper disposal of used antifreeze is crucial for environmental protection. Prestone AF850 should never be poured down the drain or thrown in the trash, as it can be harmful to wildlife and ecosystems. Instead, take it to a local recycling center or an automotive shop that offers disposal services. Many municipalities also have hazardous waste collection programs that can safely handle antifreeze and other hazardous materials.

Does Prestone AF850 contain ethylene glycol?

Yes, Prestone AF850 Dex-Cool contains ethylene glycol, which is an essential ingredient for the antifreeze's effectiveness in temperature regulation. Ethylene glycol lowers the freezing point of water and raises its boiling point, allowing for better performance under extreme conditions. It also works as a surfactant to provide corrosion protection and increase the lifespan of your vehicle's cooling system.

What are the signs that my vehicle needs new antifreeze?

Signs that your vehicle may require new antifreeze include an overheating engine, coolant leaks under the vehicle, low coolant levels in the reservoir, or a sweet odor coming from the engine compartment. Additionally, an unusual gauge reading or warning light on your dashboard could indicate coolant issues. Addressing these signs promptly can prevent severe engine damage and maintain optimal vehicle performance.

Where can I buy Prestone AF850 Dex-Cool 5050 Antifreeze - 1 Gallon?

You can buy Prestone AF850 Dex-Cool 5050 Antifreeze - 1 Gallon at Ubuy. Ubuy offers a convenient online shopping experience and provides international shipping options. Simply visit their website, and you can find a range of automotive products, including antifreeze and coolant options tailored to your vehicle's needs.

How to Shop Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon Online From Ubuy?

It’s easy to shop Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Prestone

This patented formula has a concentrated blend of premium long-lasting inhibitors for extended performance, protecting against temperature extremes and the ravages of rust and corrosion.

Prestone

Item #: 83392204

Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon

85% of respondents would recommend this to a friend

Item #: 83392204

ZAR 3107

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This patented formula has a concentrated blend of premium long-lasting inhibitors for extended performance, protecting against temperature extremes and the ravages of rust and corrosion.

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1 Gallon

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What Stands Out

All-Season Protection

Prestone AF850 provides year-round protection against freezing and boiling, ensuring optimal engine performance and longevity in various weather conditions.

Dex-Cool Compatible

Specifically formulated for vehicles requiring Dex-Cool, it ensures compatibility and meets manufacturer specifications, preventing potential system damage from incompatible fluids.

50/50 Ready-Mix

Conveniently pre-mixed for immediate use, this product saves time and hassle, making it easy for users to maintain their cooling system without any dilution preparation.

Product Details

Recommended and formulated for use in all vehicles that require Dex-Cool coolant
Also for use with cars and light-duty trucks with aluminum radiators using extended life coolant
Blend of premium long-lasting inhibitors provides extended performance
Protects against temperature extremes and the ravages of rust and corrosion
Good for 5 years or 150,000 miles

Package Weight

57 Pound

Product Technical Details

Manufacturer	‎Prestone
Brand	‎Prestone
Model	‎Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon
Item Weight	‎9.23 pounds
Product Dimensions	‎12 x 8 x 5 inches
Item model number	‎AF850
Manufacturer Part Number	‎AF850

What's in the box

Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon

Who Should Buy?

General Vehicle Owners
Perfect for regular car maintenance, ensuring optimal cooling system performance in various vehicles, particularly those with Dex-Cool requirements.
Climate Adaptation
Ideal for users in hot or cold climates, effectively protecting the engine from overheating or freezing conditions.
DIY Mechanics
Great choice for automotive enthusiasts working on their own cars, providing easy-to-use premixed antifreeze solution for quick applications.

Non-Dex-Cool Systems
Not suitable for vehicles requiring traditional green antifreeze formulations, as it may cause chemical incompatibility and engine issues.
Extended Durability Needs
May not meet the needs of users looking for long-term antifreeze solutions exceeding typical replacement intervals without additives.
Heavy Towing Use
Less effective for heavy-duty applications or towing scenarios, where specialized antifreeze formulations may be necessary for performance.

Product Description

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Customer Questions & Answers

Question: How to Shop Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon Online From Ubuy?

Answer: It’s easy to shop Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Prestone Antifreezes & Coolants ‎AF850 Editorial Review

In looking at customer questions, it appears that the Prestone AF850 Dex-Cool 5050 Antifreeze is suitable for use in various vehicles, including Chevrolet models like the 2012 Chevy Volt and 2013 Chevrolet Sonic LT. The product comes pre-diluted in a 50/50 formula, so there is no need to add additional water. The antifreeze is also noted to have an orange color, similar to GM factory coolant. Based on reviews, customers have generally had positive experiences with the Prestone AF850 Dex-Cool 5050 Antifreeze. Some have mentioned that it effectively does its job and is easy to use, being pre-mixed and ready to pour. Customers have expressed satisfaction with the product's performance in vehicles like the 2006 Tahoe and have indicated trust in the Prestone brand for their antifreeze needs, citing cost-effectiveness compared to dealership options. Overall, the Prestone AF850 Dex-Cool 5050 Antifreeze seems to be a reliable choice for those looking for a coolant option for their vehicles, especially for Chevrolet models. **

Customer Reviews & Ratings

4.6

281 customers ratings

5 Star

81%
4 Star

10%
3 Star

4%
2 Star

1%
1 Star

4%

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Pros

Pre-diluted 50/50 formula, convenient to use
Trusted brand (Prestone)
Cost-effective compared to dealership alternatives
Suitable for various Chevrolet models

Top selling Dex-Cool Antifreeze in South Africa

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Last Updated on June 29, 2026

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

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Features & Benefits

Recommended for use in all vehicles that require Dex-Cool coolant
50% antifreeze concentrate for temperature and corrosion protection
50% water for vital heat transfer
Contains a bittering agent
Protects against temperature extremes and rust/corrosion
Good for 5 years or 150,000 miles

Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon

ZAR 3107

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Product Technical Details

What's in the box

Who Should Buy?

Product Description

Customer Questions & Answers

Prestone Antifreezes & Coolants ‎AF850 Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Top selling Dex-Cool Antifreeze in South Africa

Product Price History

Important information

ZAR 3107

Features & Benefits

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