have a old 4 cell gtb just keeps going, was going to do the trade in program as the brake feel is terrible and no lipo cut off.
but its $59 replacement and $59.60 post = $118.60

or
hobbywing just stock (does the same as novak gtb2) $53 and $20 express post = $73
or
hobbywing xtreme stock (boost/turbo/blinky $90 and $20 post

both cheaper options and new esc,s plus they can be programmed with out going threw the stupid light routine
novak was still looking good till i seen the postage