Gunk EBGEL-12PK 'Engine Brite' Engine Degreaser Gel - 15 oz, (Case of 12) GUNK is a local family owned company based out of Charlotte, NC. For more than 75 years, GUNK products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation. Safely removes grease, dirt and grime from engines Designed for dirty, greasy engines Clings to engine surface being sprayed and does not run off Safe on most under-hood rubber, plastic and paint