<img title="2014 Ford F-150 CNG Quick Drive" src="http://blogs.cars.com/.a/6a00d83451b3c669e2019afff6ba27970c-800wi" border="0" alt="2014 Ford F-150 CNG Quick Drive" class="excerptimg"/>We drive an new F-150 bi-fuel conversion system from Altech-Eco and can't tell any difference.
