Products to Service Your Brakes and Clutch! GUNK OEM Approved Brake Fluids in DOT 3, DOT 4, and specialized DOT 5 specifications. Available in a variety of sizes. In addition, we offer Clutch Fluid for hydraulically activated clutch systems, High-Performance Caliper Grease restores the smooth operation of caliper glide bolts, powerful Brake Cleaners (chlorinated and non-chlorinated), and Disc Brake Quiet-which is applied to the rear of pad to stop disc brake squeal. Browse all brake and clutch care chemicals
Canada's First Choice for Performance Additives
In 1931, Radiator Specialty Co. of Canada was formed to serve the Canadian Market.
Today, we have grown into a diversified manufacturer of a full line of specialty automotive products, that is highly responsive to the varied needs of Canadians from coast to coast.
We make over 300 automotive products under many well-known and well-respected names, including Solder Seal®, Gunk®, Liquid Wrench®, Engine Brite®, Puncture
Seal™ and Tite Seal™ to name a few.
Our first product, Solder Seal® Powder Radiator Repair, was the original heavy duty
Radiator Stop Leak. It began a long legacy of superior automotive products that now include Tire Sealers, Lubricants and Penetrants, Degreasers, Fuel Treatments and Additives,
Functional Fluids and Cleaners, as well as many other specialty chemicals, kits, and Point-of-Sale displays, designed for the growing Canadian retail market.