Boating and Marine Products

Whether you own and operate boats for work or for pleasure, you can only fully use and enjoy your boats when their engines are operating properly. At Bar’s Leaks, we offer a series of boat motor and marine products that can help your boats operate at their peak potential.

When you choose Bar’s Leaks for your boating and marine products, you can help your boat run efficiently and effectively in the short-term while also extending its usable lifespan over the long-term. Whether you need a marine engine oil leak fix or another boat-related solution, make sure you’re getting the best chemical repair solutions ever made. We’ve been doing this for a long while, so we know a thing or two about aftermarket chemical repairs.

Get the Fix at Bar’s Leaks

We have the right solutions for issues related to engines and cooling systems at Bar’s Leaks. Our products can be used for marine engine leak fixes as well as general repair and upkeep of engines and other systems that increase a boat’s usable lifespan.

What Makes Bar’s Leaks Your Best Bet?

At Bar’s Leaks, we offer 70+ years of experience in delivering industry-leading chemical repair products, marine cooling system products and similar solutions to boat owners from all walks of life. All of our products are safe and easy to use, and each is designed and made right here in the United States. In fact, we’re located in Holly, MI, just one hour outside of Detroit, The Motor City.

Best of all, our products represent significant savings over choosing physical (hard part) repairs.

Find Your Boat Engine Solution Today

Don’t operate your boat another day at anything less than its peak potential. If you’re experiencing issues like the ones described above, the solutions are ready and waiting for you in our selection at Bar’s Leaks. All of our products are guaranteed to be safe and effective, and you need no specialized knowledge to use them. Make sure you’re getting the effective products you need when you choose Bar’s Leaks.

Find Bar’s Leaks products at a store near you, or browse our online selection for the right solution.

Engine

Engine Repair (1000)

Engine Repair (1000)

The natural wear that occurs inside even modern engines can cause reduced oil pressure, loss of compression, lower fuel mileage, leaks, smoking and noise. Bar’s Leaks Engine Repair contains a…

Engine Oil Stop Leak Concentrate (1010)

Engine Oil Stop Leak Concentrate (1010)

Engine components can wear down over time, and eventually cause leaks. You usually don’t notice until you see the telltale sign of a puddle collected underneath where your car is…

Concentrated Rear Main Seal Repair (1040)

Concentrated Rear Main Seal Repair (1040)

Bar’s Leaks is the leader that specializes in chemical solutions for rear main seal leaks and other automotive issues. Our products are effective and affordable. And they’re easy to use,…

Super Leak Fix (1305)

Super Leak Fix (1305)

Bar’s Leaks Super Leak Fix is formulated to work in within various components including all engine oil, transmission, power steering, hydraulic and differential/gear systems. Use to stop current leaks, or…

One Seal Stop Leak (1334)

One Seal Stop Leak (1334)

The Bar’s Leaks One Seal Stop Leak effectively seals all minor engine oil, transmission and power steering system leaks. This one-stop leak seal is the tool you’ve been looking for…

Oil Seal Engine Oil Burning & Leak Repair (OS-1)

Oil Seal Engine Oil Burning & Leak Repair (OS-1)

This product is incredibly effective against oil leaks, but what about oil burning? We have that covered too. There could be two possible reasons as to why your vehicle is…

Cooling

Radiator Stop Leak 2X Concentrate (1194)

Radiator Stop Leak 2X Concentrate (1194)

When you need to fix a radiator leak, you don’t want to spend the time or deal with the hassle involved in scheduling a trip to the mechanic or dealership.…

Radiator Stop Leak Concentrate (1196)

Radiator Stop Leak Concentrate (1196)

At Bar’s Leaks, each of our products is easy to use. There’s no special automotive expertise required. If you can pop the hood on your car, you can use our…

Pelletized Heavy Duty Stop Leak (PLT11)

Pelletized Heavy Duty Stop Leak (PLT11)

Our Bar’s Leaks Pelletized Radiator Heavy Duty Stop Leak is specially formulated to seal larger leaks better than other stop leak products. You’ll find plenty of powder formula radiator stop…

Radiator Stop Leak Tablets (HDC)

Radiator Stop Leak Tablets (HDC)

Our product engineers created these Bar’s Leaks Radiator Stop Leak Tablets to repair radiator leaks from within so you can get back on the road in no time. These tablets…

DiFM Professional Cooling System Treatment (J-100)

DiFM Professional Cooling System Treatment (J-100)

If you are a car enthusiast and know your way around under the hood, you might want to try our DiFM Professional Cooling System Treatment tablets. They are the perfect…

Liquid Aluminum (1186)

Liquid Aluminum (1186)

Some of the best recipes only require two key ingredients to make them the favorite dish at the dinner table. We might not have professional chefs at our company, but…

Cooling System Repair (1150)

Cooling System Repair (1150)

We know it can be frustrating when you’re in a rush and notice a puddle of fluid under your car. We’ve been there. There’s no question that fixing coolant leaks…

Liquid Copper (1109)

Liquid Copper (1109)

You’ll find plenty of options when searching for products to fix an intake gasket leak. While our competition may claim to stop the leak quickly, their products don’t always perform…

Head Gasket Sealant (1100)

Head Gasket Sealant (1100)

At Bar’s Leaks, we employ a team of top-flight chemical engineers who specialize in solutions such as these – in fact, we are the national leader in chemical head gasket…

Head Gasket Fix (1111)

Head Gasket Fix (1111)

If the words “blown head gasket” make you nervous, we’re right there with you. We know firsthand that fixing a blown head gasket requires a hefty chunk of change and…

Blown Head Gasket Repair (HG-1)

Blown Head Gasket Repair (HG-1)

A PTEN Top 100 Award-winning Product for 2016 When you think about a blown head gasket, do you see your money being spent at the repair shop? How much time…