top of page
AMS OIL Radiator Sludge


AMSOIL has long been recognized for its dedication to creating high-performance automotive products, and their line of antifreeze and coolants is no exception.


Order now for your DIY oil change or take it to a mechanic near me!


AMSOIL Car and Truck Antifreeze and Coolant



This product is a premium solution tailored specifically for the unique cooling needs of passenger cars and light trucks. Engineered with advanced technology, this product provides superior protection against extreme temperatures, both hot and cold. It ensures efficient heat transfer, reducing the risk of overheating and promoting optimal engine performance. With its extended lifespan and dependable protection, vehicle owners can have peace of mind knowing that their cars and trucks are safeguarded against the harsh effects of temperature fluctuations. AMSOIL's commitment to quality and performance is evident in this top-tier coolant and antifreeze blend. Key considerations include:

  • Features a distinct poly-organic acid (OAT) blend for versatile vehicle use.

  • Surpasses original equipment manufacturer (OEM) standards.

  • Offers protection for up to 150,000 miles or a span of 5 years, whichever is reached first.

  • Crafted with a 50/50 pre-mix of ethylene glycol.

  • Ensures protection for all cooling system components including metals, gaskets, and hoses.

  • Free from phosphates, nitrates, nitrites, silicates, borates, and amines.

  • Harmonious with all antifreeze and coolant shades.

AMSOIL Heavy Duty Antifreeze and Coolant



This premium antifreeze and coolant is a robust solution designed specifically for the demanding requirements of heavy-duty engines. Crafted with precision, this product guarantees optimal temperature regulation, ensuring that heavy-duty machinery operates efficiently even under the most strenuous conditions. It offers unparalleled protection against both boiling and freezing temperatures, enhancing the longevity and performance of the engine. With its advanced formulation, this antifreeze and coolant not only meets but exceeds the expectations of heavy-duty applications. AMSOIL's dedication to excellence is truly reflected in this high-performance product, making it a trusted choice for professionals in the industry. Key points to consider are:

  • Ready-to-use: Eliminates the need for supplemental antifreeze/coolant additives (SCAs) or extenders.

  • Provides protection for up to 1,000,000 miles, 20,000 hours, or 8 years, whichever is achieved first.

  • Features a 50/50 pre-mix of ethylene glycol.

  • Utilizes an advanced hybrid organic acid technology (HOAT) blend, further enriched with anti-scalant, anti-fouling, and water-pump lubricating additives.

  • Free from phosphates, nitrites, silicates, borates, and amines.

  • Fully compatible with all other antifreeze and coolant hues.

AMSOIL Propylene Glycol Antifreeze and Coolant



This propylene glycol product stands out as a premium-grade solution for vehicles requiring top-notch cooling performance. This product is formulated with propylene glycol, a safer alternative to the traditional ethylene glycol, offering both environmental benefits and reduced risk of toxicity. Designed to deliver optimal temperature regulation, it ensures that engines operate efficiently, preventing overheating and freezing. Beyond its cooling capabilities, it's also engineered to enhance the longevity and performance of engine components. AMSOIL's commitment to innovation and safety is encapsulated in this advanced coolant, making it a preferred choice for environmentally-conscious users. Key items to consider with this option are:

  • Concentrated formula: Needs to be mixed with distilled or high-quality water.

  • For passenger cars and light trucks, offers protection up to 150,000 miles (240,000 km) or 5 years, whichever is achieved first. For heavy-duty applications, the protection extends to 1,000,000 miles (1,600,000 km), 20,000 hours, or 8 years, depending on which milestone is reached first.

  • Exceptionally exceeds benchmarks for metal corrosion and erosion protection.

  • Formulated without phosphates, nitrates, nitrites, silicates, borates, and amines.

  • Fully compatible with all antifreeze and coolant shades.

AMSIL Dominator Coolant Boost



This performance product is a game-changer in the world of automotive cooling solutions. This high-performance product is expertly engineered to maximize heat transfer capabilities, ensuring rapid engine warm-up during colder starts and providing superior protection against overheating during intense operations. What sets it apart is its unique tiered surfactant technology, which makes it exceptionally effective for both racing applications and daily driving scenarios. The benefits don't end there; the Dominator Coolant Boost also aids in prolonging the life of the entire cooling system, including components like radiators, water pumps, and hoses. In essence, this AMSOIL product is the epitome of superior protection and performance, catering to both passionate racers and everyday motorists. Key considerations are: 

  • Ensures efficient heat transfer coupled with enhanced anti-corrosion capabilities.

  • Lowers engine temperatures by up to 25°F (13.8°C).

  • Aids in achieving an average vehicle warm-up rate that's 54% quicker.

AMSOIL Antifreeze Test Strips



These test strips" are a vital tool for any vehicle owner aiming for optimal maintenance and performance. These easy-to-use strips provide a quick and accurate assessment of your vehicle's coolant condition, enabling timely interventions and ensuring the longevity of the engine's cooling system. In just moments, users can gauge the coolant's pH level, reserve alkalinity, and freeze point, eliminating any guesswork. Regular checks with these test strips can prevent potential problems, saving costly repairs and downtime. AMSOIL's commitment to making vehicle maintenance both convenient and efficient is evident in this essential product, empowering drivers with knowledge for proactive care.

AMSOIL Powersports Coolant



This antifreeze and coolant is specifically formulated to cater to the unique demands of powersports equipment. Whether you're dealing with ATVs, snowmobiles, or motorcycles, this product ensures optimal cooling performance under extreme conditions. Its advanced formulation safeguards against engine overheating, even during high-intensity operations, while also providing protection in colder environments. Beyond temperature regulation, it also offers superior protection against corrosion, ensuring the prolonged health of engine components. With AMSOIL's dedication to quality, powersports enthusiasts can be confident in the longevity and peak performance of their equipment, no matter the adventure. Key points to review are:

  • Available as a 50/50 pre-mix, using high-quality water.

  • Comprises ethylene-glycol, meeting OEM standards.

  • Crafted for long-lasting performance, enduring up to five years.

  • Free from borates, nitrites, and phosphates.

  • Safe for use with metals like copper, brass/bronze alloys, and aluminum.

  • Shields against boil-overs reaching 226°F (108°C).

  • Ensures freeze protection down to -34°F (-37°C).


AMSOIL has established itself as a trusted brand in the automotive sector, particularly known for its commitment to quality and innovation. Among its array of high-grade products, the antifreeze & coolants range stands out, offering vehicles both protection and optimal performance. Crafted with meticulous care, the antifreeze and coolant solutions are engineered to meet the diverse demands of modern engines. Their unique formulation not only ensures that engines are protected from extreme temperatures but also boosts overall efficiency. Whether it's guarding against freezing temperatures in biting cold or preventing overheating in harsh summers, these products are up to the task. One noteworthy feature is the extended lifespan of these coolants. By using these products, vehicle owners can be confident in a longer interval between coolant changes, resulting in both time and cost savings. Additionally, the brand prioritizes environmental responsibility, offering formulations that are less harmful to the environment, demonstrating a balance between top-notch performance and sustainability.

Furthermore, compatibility is another strong point. These premium products have been developed to work harmoniously with a wide range of vehicle models and makes, ensuring a broad spectrum of applicability. In conclusion, this antifreeze and coolant line provide a comprehensive solution for vehicle owners looking for superior protection, performance, and peace of mind. Trusting in these solutions means investing in the longevity and optimal functioning of one's vehicle.

These products are a premium blend, of which the coolant is designed to offer extended life and optimum efficiency, ensuring that engines maintain a stable temperature in various conditions. It is not just about preventing overheating but also about ensuring that the engine functions at its peak, making this coolant a top choice for many vehicle owners. The AMSOIL antifreeze, on the other hand, stands out for its low toxicity. Environmentally-conscious consumers will appreciate that it has been formulated to be less harmful to the environment, while still offering superior protection against freezing temperatures. This balance of performance and sustainability is a testament to the company's commitment to innovation and responsibility.


For those who desire even better temperature regulation, the AMSOIL coolant boost is a commendable addition to the lineup. This product is tailored to further enhance the heat transfer abilities of the coolant, ensuring rapid engine warm-up during cold starts and efficient cooling during high-load conditions. It's an ideal solution for those who want to avoid P0118 codes and for those who often drive in extreme climates or push their vehicles to the limits. With their advanced formulations, including the low toxicity antifreeze and coolant boost, vehicle owners can trust in the quality and performance that these products promise. Become an AMSOIL Preferred Customer and get up to 25% off on your order!



Benefits of AMSOIL Antifreeze & Coolants

In the vast and varied world of automotive products, some names rise to prominence due to their unwavering commitment to quality and innovation. One such name is AMSOIL. Known for a plethora of automotive solutions, one of its standout offerings is its range of Antifreeze & Coolants. But what exactly makes this product range special? Let's delve into the numerous benefits that these solutions bring to the table.

1. Superior Engine Protection:

Every vehicle, regardless of its type or model, requires a cooling system that can effectively regulate temperature and prevent overheating. Overheating can cause severe damage, from warped parts to total engine failure. These products are engineered to provide unmatched protection against these extreme temperatures. This means that the engine runs at its optimal temperature, ensuring longevity and consistent performance.

2. Extended Service Life:

One of the standout features of these solutions is their extended service life. While many traditional antifreeze and coolants need frequent changing, these products promise longer intervals between coolant changes. This not only results in financial savings but also reduces the downtime of the vehicle.

3. Environmental Responsibility:

In an era where sustainability is no longer an option but a necessity, these products steps up with its eco-friendly formulations. The brand ensures that its products are crafted to be less harmful to the environment, showcasing a perfect blend of high-end performance and environmental consciousness.

4. Broad Compatibility:

One of the challenges that many vehicle owners face is finding a coolant that's compatible with their vehicle's specifications. These products have been designed to cater to a broad spectrum of vehicles, from sedans and SUVs to trucks and high-performance vehicles. This universal applicability ensures that a wider range of users can benefit from quality without compatibility concerns.

5. Reduced Corrosion and Deposits:

Engines, over time, are susceptible to internal corrosion and deposit build-up. These issues can compromise the cooling system's efficiency, leading to potential overheating. These solutions are formulated to combat this, reducing corrosion and preventing deposit build-up, which in turn ensures that the cooling system remains efficient throughout its life.

6. Cost Efficiency:

Given the extended service life and the reduced need for frequent replacements, opting for these premium product solutions can lead to considerable financial savings in the long run. The reduced frequency of service, combined with the protection against potential engine repairs due to overheating, means that vehicle owners can enjoy a more cost-effective maintenance regime.

7. Quality Assurance:

AMSOIL has a longstanding reputation for quality. This assurance translates into peace of mind for vehicle owners. Knowing that the coolant and antifreeze are sourced from a reputable brand ensures confidence in the product's ability to deliver on its promises.

8. Easy Monitoring and Maintenance:

Maintaining the optimal state of a vehicle's cooling system should be hassle-free. Vehicle owners can easily monitor and maintain their cooling systems without needing intricate tools or expert knowledge.

9. Improved Performance:

Every vehicle owner desires smooth, optimal performance. The right antifreeze and coolant can play a significant role in achieving this. This solution not only protect against temperature extremes but also enhance overall engine efficiency. This means better mileage, smoother rides, and a more responsive vehicle.

10. Comprehensive Cooling Solution:

AMSOIL's Antifreeze & Coolants aren't just about temperature regulation. They offer a holistic approach to engine cooling, from preventing rust and corrosion to ensuring that all components of the cooling system, such as the radiator, water pump, and hoses, function optimally.

In Conclusion

In the realm of automotive maintenance, the importance of a reliable antifreeze and coolant cannot be understated. It's not just about preventing the engine from freezing in winter or overheating in summer; it's about ensuring that the heart of the vehicle - the engine - runs optimally throughout its lifespan.

These products present a compelling proposition for every vehicle owner. From its environmental responsibility to its assurance of quality, from its broad compatibility to its promise of extended service life, the benefits are numerous and significant.

Choosing these products means opting for a brand that prioritizes both the vehicle's health and the owner's peace of mind. It's a decision that promises longevity, optimal performance, and the satisfaction of knowing that one's vehicle is guarded by the best in the business. In the end, for those who care about their vehicle's health and performance, AMSOIL's Antifreeze & Coolants emerge as an obvious choice.


AMSOIL Authorized Dealer Logo

Opting for antifreeze and coolants via an AMSOIL Dealer like HIGHGRADE Lubricants guarantees you access to premium products and genuine AMSOIL items, offering you assurance. Dealers the contemporary perk of shopping right from your doorstep. No more trips to brick-and-mortar outlets. You can now comfortably browse, select, and purchase your favorite items from your living room. This dealer frequently presents exclusive deals and markdowns only available on their platform, catering to those mindful of their budget. Moreover, timely doorstep deliveries guarantee a hassle-free purchase process. With close ties to the manufacturers, dealers such as HIGHGRADE Lubricants have access to special promotions, allowing customers to avail of distinctive deals. Consider it a members-only club where you reap the rewards of customized services, and occasionally, complimentary shipping, boosting overall value for money. However, what truly differentiates Dealers isn't solely their superior products. Their commitment to outstanding customer service is commendable. They are earnest in resolving any customer inquiries or issues.

bottom of page