Switch to synthetic for real savings.
Switch to synthetic for real savings.

Synthetic oil improves fuel economy.

Lower-viscosity oils reduce the amount of energy required to keep engine components in motion, which lowers fuel consumption. Using the average yearly mileage, oil change intervals, and miles per gallon, let’s look at two examples:

Switch from conventional 15W-40 to synthetic 10W-30

SAVE $81 a year per truck

2013 Ram 2500 HD

• 16,550 miles per year
• 7,500-mile oil change intervals
• 15 mpg

Source: CarInsurance.com, Fuelly, Diesel Hub

Switch from conventional 15W-40 to synthetic 10W-30

SAVE $869 a year per truck

2009 Peterbilt

• 121,500 miles per year
• 25,000-mile oil change intervals
• 10 mpg

Source: CarInsurance.com, Fuelly, Diesel Hub

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