Home / Driven Racing Oil / High Zinc Motor Oils / HR-6 High Zinc Synthetic 10w-40 Quart HR-6 High Zinc Synthetic 10w-40 Quart Sale! HR-6 High Zinc Synthetic 10w-40 Quart$11.99 $11.99 Out of stock Category: High Zinc Motor Oils Description Description HR-6 High Zinc Synthetic 10w-40 Quart