No one is chipping a GT-R to 1000hp. I have a full bolt on E85 GT-R that makes 610hp at the wheels, or a little over 700hp at the crank. That requires dual 3” intakes, catless downpipes, catless midpipe, 1000cc injectors, high flow fuel pumps, flex fuel setup, E85 gas, and a Cobb or Ecutek...