Leisure Travel Vans Unity Motorhome in both N Scale (1:160) and HO Scale (1:87).
It is important to print this model vertically (ie. standing on end on rear bumper).. No supports are required. Use 3 or 4 shells with no infill.
Just paint it. You will find that painting multi-colour areas is facilitated by raised (embossed) features included in the design.