Originally Posted by CdnoilRAM
That's one benefit of a NANO system, you use pretty much all the nitrous in a bottle rather than leaving 3-4 pounds unused and still being charged $100 for them to fill.
RAMDJM, where were you getting your bottles filled? My friends and I have a fill station, so just curious where you were getting your filled in Calgary.
Andys unlimted performance exhaust, I would empty mine fully fill, then freeze it then fill again. but this was back in 2009/2010 when i had my charger