Bar’s Leaks Liquid Aluminum Cooling System/Radiator & Heater Core Stop Leak is the best radiator stop leak money can buy. Scientifically formulated to permanently seal coolant leaks that are the cause of most overheating problems. Liquid Aluminum is part of the next generation stop leak line which not only seal leaks, but also conditions the system. Contains Xtreme Cool which stops overheating and reduces water temperature. It is guaranteed to safely and easily seal leaks in plastic, aluminum and metal (copper/steel) radiators, heater cores, gaskets and freeze plugs. Works in cars, trucks, vans, SUV’s and RV’s. Use with all types of coolant including yellow, orange, pink, red, blue and green silicate based & non-silicate based OAT/HOAT antifreeze and/or water. For most vehicles leaks stop instantly.
- Size: 16.9 Oz
- Safely seals leaks
- Stops overheating
- Reduces water temperature
- Compatible with all brands OD antifreeze
- Water wetter type additive promotes a cooler running radiator system
- Includes a high grade synthetic water pump lube and conditioner to keep the system PH balanced and lubricated
Liquid Aluminum safely seals leaks in plastic, aluminum and metal radiators, heater cores, gaskets and freeze plugs. One of the few products to meet ASTM D6107 requirements for Stop Leak Additives used in Engine Coolants.
Xtreme Cool reduces the surface tension of coolant increasing the wetting ability. This improves heat transfer reducing coolant temperature helping to prevent overheating and leaks.
Use – 1/2 bottle in a small cooling system, such as 4 cylinders with no A/C. Use 1 bottle for regular size systems, most 4, 6, 8 and 10 cylinder engines. For larger systems, use 1 bottle for every 4 gallons of cooling system capacity.