b3f9a1b8_s_Learning_Center___State_Farm__Reason
[Fuel-saving action] Keep your car aerodynamic [More information] Keep windows and moon roof closed on the freeway. Even keeping the cars exterior clean can make a difference. [Reason] 
Good aerodynamics affect your cars fuel efficiency by reducing drag, especially at high speeds.
10 Driving Tips For Saving Gas – Repairs Learning Center – State Farm
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