Focused on modern Abarths (500, Grande Punto, 124 Spider), but they have an excellent archive of ePER part numbers for performance components, turbos, and suspension bits that are shared with standard Fiat models.
You own a Fiat Uno (1980s European model) but find parts listed for the Fiat Uno Mille (Brazilian model). They look identical. fiat eper forum
For commercial van owners, the ePER diagrams for the Ducato (Citroen Relay/Peugeot Boxer) are notoriously messy. The dedicated van forums have cleaned up the cross-references for brake systems, which changed three times during a single production year. Focused on modern Abarths (500, Grande Punto, 124
The forum has a dedicated "South America vs. Europe" thread. You learn that while the body panels differ, the Mille’s engine mounts and suspension arms are actually superior upgraded designs. The ePER part numbers for the Brazilian market are different, but a forum member provides the conversion chart. For commercial van owners, the ePER diagrams for