You will be able to sense your car ascendant and acceleration instantly after installations, engine run smoother, state surprised stall notably lesser and speed idle increase (speed idle should be decreased according to manufacturer specifications within one or two weeks after installing NMR Fuel Saver).This is the direct connection for more effective fuel burning.
Establishment period is the time taken to dissolve varnish/carbon deposit and saturate (magnetize) the combustion chamber of the fuel systems fully. Saving in initial stage maybe vary due to resolution and dissolution of carbon particles and varnish in the systems.
After establishment period, engine will run smoother and it will start easier. Establishment period will take about 1,600 km to 2,000 km of journey, then your nano gas saver will be in full swing.