Gas savers

gasoline
fuel-economy

#1

I have seen gas additives advertised and “Use water for Gas” conversion kits.

I have heard that synthetic oil increases mileages and that Cyclone air thingie will improve gas mileages etc. etc.

Is any of this real or just scams???


#2

Is any of these “gas savers” work


#3

Please see the responses on your other message. This message is a duplicate of an active thread.