Absolutely! it pulls substantially harder then the stock e-fan
and is powerful enough to pull air through the rad at high velocity
....even without the mechanical fan in place.
The stock V6 cooling system has no mechanical fan, so their larger Efan is quite a bit better than the V8 auxillary fan...
This isn't exactly new, many here have been running this mod for 1-2 years without issue.
and long before us 3G Ram owners did it Ford Taurus fans.
It was a trick primarily for track trucks to shave weight and drive train loss.
Not really a good idea for a work truck that pulls a trailer on a regular basis.
There's no huge benefit for a daily driver, I just liked the way it opened up the engine compartment, makes installing my Ripp supercharger a breeze now.