Opti-Lube XL Xtreme Lubricant is the ultimate lubricity additive with revolutionary deposit control. This product continues to increase the lubricity of diesel fuel up to a mix ratio of 512:1. Proven Xtreme lubrication is also followed up with water and deposit control to keep your fuel system safe and functioning at its full efficiency.
One pack of eight 4 oz. containers. Add 2-3 oz. to each 10 gallons of diesel fuel.