Opti-4 - 1 Litre Bottle 10W40 (1 x 4 Bottle Pack)
Opti-4 - 1 Litre Bottle 10W40 (1 x 4 Bottle Pack) Opti-4 is the highest quality petroleum engine lubricant available, and is formulated specifically for the severe demands of power equipment. Opti-4 is a unique blend utilizing patented Eutectic additive technology for anti-wear characteristics combined with the industry’s highest standard for anti-corrosion and thermal stability. Opti-4 is so effective at increasing engine life and performance, it offers a Double Engine Warranty. Literally millions of years of extended warranty coverage have resulted from the use of Opti-4.