Normal oil and filter changes for cars and light trucks range from 3,000 to 7,500 miles (4,800 to 12,000 kilometers). The used oil is then put in a tank or reservoir which is highly toxic, time-consuming, and difficult and expensive to dispose of.

The individual PetroSavers® Engine Oil Refiner System's approach to each engine's crankcase capacity is completely refined a minimum of seven (7) times per hour, regardless of the amount of oil in the crankcase.

The PetroSavers® Engine Oil Refiner System has successfully extended oil drains on individual cars and light trucks to more than 160,000 miles (257,000 kilometers) without an oil change. An individual or company's ability to eliminate or reduce waste oil with the PetroSavers Engine Oil Refiner System will have a dramatic positive effect on the environment and their financial profit and loss balance sheet.

The PetroSavers® Engine Oil Refiner System has repeatedly been shown to produce an increase of 1.3 (2.09 kilometers) to 2.0 miles (3.21 kilometers) per gallon (3.7 liters) increase on cars and light trucks.All PetroSavers Refiner Pac Elements and engine oil filters will last 30,000 miles (48,000 kilometers) or 2,000 engine hours before needing to be changed.