Cleaner air

Ford endorses the use of reformulated “cleaner-burning” gasolines to improve air quality.
See also:
Fuel quality
If you are experiencing starting, rough idle or hesitation driveability
problems during a cold start, try a different brand of “Regular” unleaded
gasoline.
Do not add aftermarket fuel additive pr ...
3.7L V6 Engine
...
Lincoln MKZ Exterior
A sweeping roofline defines the new luxury sedan's profile. The steeply raked
windshield and lengthened backlight make for a sleeker and more flowing
appearance that is 10 percent more aerodynamic ...
