Matra and many companies used the Matra developed software for car design. This software was also used in aricraft design. Can't remember the product name for that earlier vversion.
Newer installations from Matra-Datavision are used worldwide.
Renault uses the EUCLID package along with I-DEAS.
IIRC the latter focusses on the manufacturing/modelling rather than the fluid dynamics.
"A woman without curves is like a road without bends, you might get to your destination quicker but the ride is boring as hell'