11XL seems pretty hot for 9S. 16XL would be closer to what I'd put in there. Man, think of the runtime, yowza. HV ESCs (affordable ones at least!) can't come soon enough for me.
Woud this bee a good seup for 4s lipo in a emaxx ? Neu 1515 1.5d/F + mgm 160 copro esc and maxamps 8000mah 2s packs x2 ? What kind of runtimes coud i get ? gearing my maxx for 35-40mph topspeeds !