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25% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ25 in Cart.

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Receive Up To 25% Off Your Online Purchase Of Select Parts And Accessories
Use promotional code MMJ25 at checkout to receive 25% off the following categories: Select Brake Parts, Select Hi-Performance and Truck Accessories, Batteries, Paint, Splash Guards, Select Ventvisors & Bug Shields, Springs & Spacers, Water Pumps, Belts, A/C Parts, Starters, Alternators, Fuel Pumps, Radiators, Radiator Fans, Thermostats, Caps & Clamps, Clutches, Spark Plugs, Plug Wires, CV Axles, Battery Chargers & Booster Cables, OE Locks, Rack & Pinons, Window Motors, RainX Wipers, Appearance Chemicals, Floor Mats, Lift Equipment, Hand Tools, Travel Accessories, Car Covers, Seat Covers, Wheel Covers, Body Repair, Collectibles and Apparel.

Use promotional code MMJ20 at checkout to receive 20% off the following categories: Ignition, Shocks & Struts, Chassis, Jumpstarts, Air Filters, Oil Filters, Bearings & Seals, Engine Parts, Wash Accessories,. Outdoor Lifestyle, Towing, Mini Air Compressors and Tire Repair Accessories.

Offers not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included in these offers will be displayed in product search results and product detail pages. Excludes the following brands: Champion, Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner, Philips and BBK Performance. Valid online until 11:59 PM EST on 10/29/17.

Receive 25% Off Wagner branded brake parts with your online purchase. Use promotional code: WAGNER25.

Receive 10% Off Select Champion, MOOG and FelPro branded products with your online purchase. Use promotional codes: CHAMP10, MOOG10 and/or FELPRO10.


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AlumAseal 16oz AlumAseal Radiator Stop Leak 8379719
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  • Part #: ASLC16|
  • SKU: 8379719

Available today

Pay in Store Available

    • Stops Radiator Leaks Safely, Quickly and Easily
    • Compatible with ALL antifreeze and coolants
Retail
$6.39

AlumAseal 16oz AlumAseal Radiator Stop Leak

AlumAseal has been sealing radiator and heater core leaks for over 75 years. AlumAseal is safe for all cooling system parts and is compatible with all antifreeze, including extended life coolants and DEX-COOL.
  • Stops Radiator Leaks Safely, Quickly and Easily
  • Compatible with ALL antifreeze and coolants
  • Safe for all metal, plastic, and rubber cooling system parts.
  • GUARANTEED to work


8379719

AlumAseal 16oz AlumAseal Radiator Stop Leak is rated 3.0 out of 5 by 2.
Rated 5 out of 5 by from Radiator Stop Leak Does a good job of stopping minor leaks in radiators
Date published: 2016-09-20
Rated 1 out of 5 by from No Value It's not effective on any leaks around the seal.
Date published: 2015-11-01
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