Introducing V.I. Plus Oil Supplement: an advanced extreme pressure oil supplement engineered with a shear-stable viscosity index improver to enhance the film strength of mineral oil lubricants. With Frontier's exclusive ETX extender additive system, it effectively cleans components while minimizing sludge and varnish buildup due to its ability to reduce operating temperatures by up to 30 degrees. Its exceptional adhesive properties ensure strong metal adhesion, while its specialized additive package guarantees consistent performance benefits when used at recommended treat rates.