With this combo what gains should I expect at what rpms?? Most high end cars seem to cost between $1000-$1500 for the first 20hp, then it really begins to cost to jump between 20hp-80hp-super chargers ect.

With this combo what gains should I expect at what rpms?? Most high end cars seem to cost between $1000-$1500 for the first 20hp, then it really begins to cost to jump between 20hp-80hp-super chargers ect.