Liquid Copper, perfect for older vehicles that use a traditional copper radiator.Liquid Aluminum, designed with your aluminum radiator and heater core in mind.Radiator Stop Leak Tablets, convenient, clean, easy-to-use stop leak in tablet form.Radiator Stop Leak Concentrate, designed as a fast, long-term solution to radiator leaks.Cooling System Repair, to take care of all general cooling system leaks.We have proven chemical formulations specifically formulated for all the possible antifreeze leak situations under your hood:

Once you’ve identified the source of your antifreeze leak, you’ll be glad to know that the hard work is done! All that’s left is to choose the right Bar’s Leak product for your type of leak. And while it’s bad enough if the coolant leaks outside of your engine, if it leaks inside, you will see a reduction in power, increased emissions and the potential for major engine damage due to mixing oil and coolant. Often when a cylinder head gasket leak starts, it’s not long before you have major coolant loss. At the head gasket: This is one of the most troubling locations for an antifreeze leak.Some of these are easy to inspect, while others are difficult to access and inspect from under the hood. Over time, hoses can get hard and brittle, and clamps can loosen slightly, allowing antifreeze to leak out. At the reservoir and hoses: Antifreeze leaks are also common at the various connections between your rubber hoses and the engine, antifreeze reservoir, heater core, thermostat housing or radiator.In all cases, a leak can occur at any of the joints in the radiator itself or where the tanks connect to the radiator. Older vehicles may have welded aluminum tanks, while even older cars might have a copper radiator. Many modern radiators have an aluminum core (the tubes and fins) and crimped-on plastic tanks. At the radiator: The most common source of leaks is your radiator itself.There are several ways to fix an antifreeze leak in your car, but you have to start by identifying the source of the leak. It’s important to frequently inspect your vehicle for coolant problems and make sure you stop them as soon as they start. Running low on coolant is at the very least an inconvenience, and in extreme cases, it can damage your engine and result in high repair costs. If you have, you know what a hassle it is. Have you ever started your car to find the ‘Low Coolant’ light come on or discovered a large pool of coolant under your vehicle? Have you been driving down the road and noticed the ‘Check Engine’ light come on? Transmission Stop Leak Concentrate (1420).Power Steering Stop Leak Concentrate (1630).Oil Seal Engine Oil Burning & Leak Repair (OS-1).Heavy Duty Rear Main Seal Repair (1040).Engine Oil Stop Leak Concentrate (1010).Pelletized Heavy Duty Stop Leak (PLT11).Radiator Stop Leak 2X Concentrate (1194).

Antize coolant stop leak