I have a CAD of a Vintage Car. I need to do a CFD analysis on the rear end of the car (the back). Need to do a CFD analysis on the original model and then Need to modify the cad of the rear end, and then do a CFD analysis on the new design, showing improvements in results... (Budget: $30 - $250 USD, Jobs: Abaqus, CAD/CAM, Computational Fluid Dynamics, Fusion 360, Mechanical Engineering)