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Harley Davidson FLSS Softail Slim S MPG

7 Harley Davidson FLSS Softail Slim s have provided 17 thousand miles of real world fuel economy & MPG data.
Click here to view all the Harley Davidson FLSS Softail Slim s currently participating in our fuel tracking program.

Tips

Fill it and then fill it again

When you're filling diesel or gasoline into the tank the fue... ...

by EnryFan90

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