Edelbrock's High Performance Zinc Additive is designed for hot rods, sports cars, muscle cars and exotics. This special formula of zinc, phosphorous and moly is the ideal chemistry to add wear protection to any motor oil. Because it won't rub, scrape or wear off, it is perfect for cold starts and infrequently driven vehicles. Treats up to six quarts/liters of conventional oil.

• A Great Addition To New Engine Bread-Up

Founded in 1938, Torrance-based Edelbrock, LLC. is recognized as one of the nation's premier designers, manufacturers and distributors of performance replacement parts for the automotive and motorcycle after markets.