Skip to Main Content Skip to Footer Links
Error occured! Please reload the page and try again
Choose a Store
Open till 
There are vehicles in your garage

Free shipping on orders over $25.

Enroll in Speed Perks for more savings.


Cart is empty!


Add Something to the cart

includes estimated shipping



Vehicle added

Vehicles

Find parts for the selected vehicle:

View Vehicles
Are you sure you want to delete this vehicle?

    Add a


    Add a


    Bars Leak Liquid Aluminum Radiator Stop Leak (16.9 oz)

    Part # 1186
    Loading ...
    • Product Details

      Part No. 1186

      Warranty Details (30 DAY REPLACEMENT IF DEFECTIVE)

      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, SUVs and RVs. Use with all types of antifreeze including conventional green or blue (silicate-based) and extended-life red/orange or yellow (OAT/HOAT) antifreeze. For most vehicles, leaks stop in only a few minutes. Seals radiator leaks, Seals freeze plug leaks, Repairs gasket leaks, Repairs heater core leaks, Lowers water temperature, Use 1/2 bottle in a small cooling systems, such as those with 4 cylinders and no A/C; use 1 bottle for regular-size systems, including most 4-, 6-, 8- and 10-cylinder engines

      Product Features:

      • Safely Seals Leaks
      • Stops Overheating
      • Reduces Water Temperature

    • Specifications
      • Antifreeze Type Compatibility:Compatiable with all antifreeze
        Contains Corrosion Inhibitors:Yes
        Contains Ethylene Glycol:No
        Contains Lubricant:Yes
        Contains Stop Leak:Yes
        Lubricant Type:Water Wetter
        Manufacturer Warranty Compatibility:Yes
        Radiator Material Compatibility:All
        Recommended Change Interval:12000 mi
        Non-Toxic:No
        Boiling Point at 50/50 Mixture:219 Deg. F
    • Read Review
    • Q & A