high vg ejuice

I've been on the hunt for the best flavor tank & settled on the Innokin Zlide, which uses the Zenith coils (now called Z coils). I'd ordered a lot of store bought ejuice that's pretty sweet, 70/30 (nothing I like is in 50/50 or even 60/40 anymore), and the coils that don't burn right off, lose...