You'd probably be alright leaving it...just be sure you've got something with you so if it DOES rupture, you're not stranded... Make sure you insulate the hose from abrasion..
You'll need a fitting that's oring boss to go into the filter housing to whatever is on the end of your hose. I don't remember what the o-ring size -4 maybe. ITP sell an adapter to NPT I think.
You'd probably be alright leaving it...just be sure you've got something with you so if it DOES rupture, you're not stranded... Make sure you insulate the hose from abrasion..