The 11 Best Marine Grade Antifreezes (2022 reviews)
There are plenty of options available while buying marine grade antifreezes in the market right now, and if you're confused regarding which one to go for,
Your search ends here.
Also, you can see our guides on Best Marine Antifreezes and Best Coolants for a wider range of candidates.
Our review process:
Our Top Picks:
Best Overall: Buy: Engine Ice Marine Grade Antifreeze READ REVIEWBest For Fast Delivery: Buy: Mopar Marine Grade Antifreeze READ REVIEWBest For Good Quality: Buy: General Motors Marine Grade Antifreeze READ REVIEWBest For Great Price: Buy: Zerex Marine Grade Antifreeze READ REVIEWBest For Top Off Or Full Fluid Replacement: Buy: Valvoline Marine Grade Antifreeze READ REVIEWBest For Corrosion Protection: Buy: Ford Marine Grade Antifreeze READ REVIEWBest For Boat: Buy: Splash Marine Grade Antifreeze READ REVIEWDesigned For Asian Vehicles: Buy: Peak Marine Grade Antifreeze READ REVIEWBest For Tractor: Buy: Renowned Trading, Llc Marine Grade Antifreeze READ REVIEWBest For Bikes: Buy: Star Brite Marine Grade Antifreeze READ REVIEWBest For Heat Transfer: Buy: Chemworld Marine Grade Antifreeze READ REVIEWBest Overall: Engine Ice Marine Grade Antifreeze
Buy on Amazon Engine ice marine grade antifreeze is the epitome of what a great antifreeze should be. The Engine Ice Marine Grade Antifreeze is perfect for racing or street, motorcycle or auto, ATV or snowy machine. Regardless if you are using tap, bottled, distilled, spring or r/o (reverse osmosis) waters, it can still contain minute particles of iron, magnesium, rust, lime and calcium. Many of these waters also contain chemicals, such as chlorine, fluorides and acids. The antifreeze is safe for aluminum and most all metals. Most importantly, the engine ice marine grade antifreeze is great with great stuff and it is good for very high quality.Most customers found that the antifreeze does stay about 4-5 degrees cooler. In addition, they strongly agree that the antifreeze is more environmentally friendly than a lot of other coolants. Moreover, a few also found that the antifreeze is great for keeping race bikes cool, and a good price on amazon. Overall, buyers found this to be one of the best antifreeze for daily purposes.Top Customer Quotes:
- This comes in a 5 gal pail.
- This is designed from the ground up for aluminum radiators and engines.
- This is used to get up to 225.
- It definitely runs cooler.
Best For Fast Delivery: Mopar Marine Grade Antifreeze
Buy on Amazon Best part: Mopar Marine Grade Antifreeze costs comparatively low and it is available to ship in 24 hours. The mopar marine grade antifreeze is made for good stuff and it is perfect as described. Make sure this fits by entering your model number. Also, the antifreeze has anti freeze and it is genuine. Most importantly, the mopar marine grade antifreeze has provide corrosion, is highly recommended and it is convertible.Almost all buyers quickly discovered that the antifreeze is oat formula and they aren’t compatible and will gel and cause overheating and engine damage. Also, they say that the antifreeze is the consented fluid, so it will make 2 gallons. Further, they also found that the antifreeze will not mix and you'll damage your cooling system. Overall, most customers call the antifreeze suits best, and no one questions it.Top Customer Quotes:
- This is the red 100000 mile coolant for your jeep.
- This is a great coolant for Fiat abroad.
- This is the oat coolant your 2013 + jeep jk needs.
- The newer car coolant ca n't be mixed like the older ones.
Best For Good Quality: General Motors Marine Grade Antifreeze
Buy on Amazon The general motor marine grade antifreeze might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. The general motor marine grade antifreeze is made for good stuff and it is great for corrosion protection. Make sure this fits by entering your model number. And, it has anti freeze and it is good for water pumps. Above all, the general motor marine grade antifreeze is pre-mixed, would be perfect for fast shipping and it has filtered low-silicate.Almost all customers opine that antifreeze is good in the rear view mirror. Further, they strongly agree that the antifreeze is concentrated dex cool and you should mix it 50. And, a few say that this coolant is an orange color, and is intended to last for five years. It is compatable with aluminum engines, as well as those using cast iron. To sum up, most customers found the antifreeze suits best, and no one questions it.Top Customer Quotes:
- This is genuine, contains a bittering agent and it comes with great items.
- This is the original one for the automobile.
- This does not go in a 1978 gmc c15 truck.
- This is highly recommended and it is great for high quality.
Best For Great Price: Zerex Marine Grade Antifreeze
Buy on Amazon Zerex offers a variety of antifreeze for personal choice and yet maintains quality in all the variants. The Zerex Marine Grade Antifreeze protects all cooling system metals, including aluminum, from corrosion. Zerex g05 antifreeze/coolant uses the highest quality virgin ethylene glycol for freeze and boil over protection and a hybrid organic acid corrosion inhibitor package to protect your engines from liner pitting and corrosion. Further, it is pre-mixed and it is genuine. The antifreeze is made for good stuff and it reduces ph. Finally, the zerex marine grade antifreeze is designed for both gasoline and diesel engines.Almost all customers agree that the antifreeze is right at two years, give or take a couple of months. Further, they also found that the antifreeze is a good brand - name coolant at a good price. Moreover, a few say that this coolant is clear, which is kind of interesting. As a result, buyers were eager to recommend it to friends and families.Top Customer Quotes:
- This is compatible with chrysler applications 2002.
- This will work if you are running ford gold.
- This used to be hoat. now mopar is oat.
- This does not list xerex for your vehicle.
Best For Top Off Or Full Fluid Replacement: Valvoline Marine Grade Antifreeze
Buy on Amazon Not everyone likes to purchase antifreeze for their daily usage, but the Valvoline Marine Grade Antifreeze would be an anomoly. The Valvoline marine grade antifreeze is convenient and it works well for direct replacement. Make sure this fits by entering your model number. The only antifreeze that contains alugard plus a patented additive that makes it compatible with any other colored antifreeze. The antifreeze works very well and it is highly recommend. In addition, the antifreeze allows these chemistries to work together to provide maximum protection. Lastly, the valvoline marine grade antifreeze has anti freeze and it is accurate.Most buyers found that the antifreeze is truly universal for all models of cars, trucks, and suv's. Also, they say that the antifreeze will certainly serve it'ssssss purpose in your country. Further, they strongly agree that the maximum coolant is recommended if the vehicle is no longer under the factory warranty.Top Customer Quotes:
- This will take 3 complete gallon containers and 1 quart out of the 4th.
- This is more expensive this way, but my son's a new engine.
- This offers 2 different coolants that can be used in your field.
- This is great in aluminum block engines.
Best For Corrosion Protection: Ford Marine Grade Antifreeze
Buy on Amazon The Ford Marine Grade Antifreeze should be able to handle its purpose and duties with ease. The ford marine gradeantifreeze provides great value and it would be perfect for fast shipping. Make sure this fits by entering your model number. The use of an improper coolant may harm engine and cooling system components and may void the warranty. The antifreeze is genuine and it has saved money. And, this is made for good stuff, can qualify for free shipping and it is perfect for easy mixing. Lastly, the ford marinegrade antifreeze provides freeze protection down to.Almost all buyers quickly discovered that the antifreeze was exactly what the owners ' menu called for and about the best price. Moreover, they say that the antifreeze is the exact motorcraft at far less than dealers. In addition, a few strongly agree that the owner 's manual says to use a coolant that conforms to ford specification wss m97b44 - d, which is what this says on the back of the container. So, buyers were eager to recommend it to friends and would-be buyers.Top Customer Quotes:
- This is not to be mixed, it is to be used as a replacement.
- This is the original formula needed.
- This can go 100, 000 miles.
- Do not mix different colors or types of coolant in your vehicle.
Best For Boat: Splash Marine Grade Antifreeze
Buy on Amazon If you often find yourself confused about convenient and suitable antifreeze, Splash Marine Grade Antifreeze is your end point. The splash marine grade antifreeze is convenient and it provides great value. Make sure this fits by entering your model number. And, this can be bought for good value and it is good for container size. Lastly, the splash marine grade antifreeze is designed for use with recreational vehicles, boats, spas, pools, and vacation homes.Almost all customers opine that the antifreeze is great in very cold temps. Further, they say that the antifreeze will have a bulk supply of rv antifreeze for awhile. Moreover, a few say that the antifreeze is anti-freeze for a potable water system.Top Customer Quotes:
- This is the stuff to use to winterize your rv's plumbing.
- This works well for cnc liquid cooled spindles.
- This is good for pool winterizing.
Designed For Asian Vehicles: Peak Marine Grade Antifreeze
Buy on Amazon If you often find yourself scrambling for appropriate and satisfactory antifreeze, Peak Marine Grade Antifreeze is your solution. The peak marine grade antifreeze is compatible with other extended life antifreeze/coolants. Make sure this fits by entering your model number. Also, the antifreeze prevents rust and it is good for direct replacement. Lastly, the peak marine grade antifreeze allows for good cooling and has been designed for Asian vehicles.Most customers quickly discovered that the antifreeze matches the peak final charge. Also, they also found that the antifreeze is good for regular maintenance at a reasonable cost. Further, a few also found that this version of peak oet is concentrate and therefore needs to be diluted with water per the instructions on the jug. Overall, many buyers have used the peak marinegrade antifreeze for more than a few months without letup, and it shows no sign of giving up.Why We Like This:
- Protects: advanced formulation prevents rust & corrosion by protecting all engine cooling system components.
- Concentrated formula: ideal for flushing, filling, or topping off your cooling system.
- 1 gallon engine antifreeze/coolant: fully compatible with other extended - life antifreeze/coolants.
Best For Tractor: Renowned Trading, Llc Marine Grade Antifreeze
Buy on Amazon Renowned Trading, Llc line of antifreeze comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Renowned Trading, Llc Marine Grade Antifreeze is inexpensive and it prevents rust. 98% ethylene glycol based antifreeze, 100% concentrate. Moreover, the antifreeze has corrosion all year and it has pink stuff. Most importantly, the renowned trading, llc marine gradeantifreeze is an ethylene glycol based antifreeze that provides year-round protection against freeze-ups, boil-overs and corrosion under extreme conditions."Look up the owner's manual if you are really concerned. " - says, one customer. In conclusion, most customers found the antifreeze suits best, and no one questions it.Why We Like This:
- Prevents rust & corrosion all year round.
- This is 100% concentrate, 1 gallon makes 2 gallons.
- Prevents freeze-ups all winter & boil-overs all summer.
- Satisfaction guarantee, made in the USA.
Best For Bikes: Star Brite Marine Grade Antifreeze
Buy on Amazon Compared with other antifreeze in this category, the Star Brite Marine Grade Antifreeze has a convenient design. The star brite marine grade antifreeze is highly recommended and it meets the following specs. Star cool combines a non-toxic propylene glycol base with unique poly organic additives (poat) to create the most technologically advanced engine coolant on the market. And, the antifreeze maintains engine temperature to develop maximum horsepower. The antifreeze is ready to use and safe for all water-cooled gas or diesel-powered engines. In addition, it is made with great stuff, is ready to go and it is for water pumps. Most importantly, the star brite marine grade antifreeze reduces operating temperatures faster than other coolants.Most customers quickly discovered that the antifreeze is perfectly safe to use on dirt bikes. And, they strongly agree that the antifreeze is ideal for bikes and will outlast your engine. In addition, a few strongly agree that this engine coolant is already pre - mixed and should be used totally on its own.Top Customer Quotes:
- This can be used in any vehicle that has a water based coolant system.
- This is pre-mixed and it is great for motor oil.
- This is ready to use and safe for all water-cooled gas or diesel-powered engines.
- This is a water based coolant system. It will work fine.
Best For Heat Transfer: Chemworld Marine Grade Antifreeze
Buy on Amazon The Chemworld Marine Grade Antifreeze is suitable and reliable and fits well with your regular use. The chemworld marine grade antifreeze is pink for ease of detection. Control and know your slush and bulk freeze protection temperatures. Also, it is a low - hazard, propylene glycol based heat transfer fluid concentrate for use in closed water systems both hot and cold. Most importantly, the chemworld marine grade antifreeze provides an effective combination of inhibitors for steel, cast iron, copper, cupric alloys, and aluminum.Further, they say that the inhibitor package of the antifreeze will protect your system from corrosion. To sum up, most buyers agree that antifreeze suits best, and no one questions it.Top Customer Quotes:
- 95% concentrated propylene glycol with 5% corrosion inhibitor.
- This is good for 1 gallon of chemworld boiler antifreeze concentrate.
- This material is non toxic but it should not be consumed by humans.
- Dilute to 30% to 50% solution with water.