These are the isolators/cushions that the radiator sits in when it's mounted to the core support. The isolators are made of a specially formulated polyurethane compound that takes out vibrations and is resistant to deterioration by chemicals and the elements unlike the stock rubber units.
High Performance, designed to improve performance.
This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.