Click here to see important news regarding the aCar App

BMW 420i Gran Coupe MPG

6 BMW 420i Gran Coupes have provided 79 thousand miles of real world fuel economy & MPG data.
Click here to view only the BMW 420i Gran Coupes with MPG currently participating in our fuel tracking program.

Recent Activity

from other BMW 420i Gran Coupe vehicles (View All)

Tips

Keep your RPM's low

When driving my truck it gets better mileage under 2,000 RPM's then when at 2,500

by Wwildman

Read more tips