San Luis Potosí Quietly Became Mexico's Ninth-Largest Exporter. Almost Everything It Makes Is Auto Parts

While states like Nuevo León and Mexico City dominate the export headlines, an unlikely contender has been climbing the ranks in silence. San Luis Potosí posted US$6.27 billion in exports during the first quarter of 2026, landing it in ninth place nationally. Nearly all of it comes from a single industrial engine.

According to INEGI's latest Exportations by Federal Entity report, 99.9 percent of the state's shipments come from manufacturing. Within that, the transportation equipment subsector alone accounted for US$4.51 billion, a 4.3 percent increase over the same period last year and a 9.3 percent share of the national total for that category. In plain terms: when you think Mexican auto manufacturing, San Luis Potosí should be near the top of the list.

The state's products go overwhelmingly to the United States, auto parts, ignition systems, starter equipment, and finished vehicles assembled in the industrial parks that ring the state capital. Canada, the United Kingdom, and Brazil follow at smaller volumes, importing everything from intermediate automotive goods to technology components. The diversity of buyers matters: it insulates the state from over-dependence on any single trading partner at a time when trade policy between Mexico and the United States is increasingly unpredictable.

The state now hosts major manufacturing operations from BMW Group, Continental, and Hutchinson, among others, concentrated in industrial parks near the capital and along the highway corridor that connects central Mexico to the northern border. Being landlocked means every export must travel by road or rail through neighboring states before reaching its destination, which makes the state's highway infrastructure investments a direct driver of export competitiveness.

Governor Ricardo Gallardo Cardona has been positioning San Luis Potosí as a manufacturing destination through sustained investment in highway infrastructure and connectivity. The logic is straightforward: private capital follows public roads, and highways that connect a landlocked state to border crossings and ports are the arteries of that strategy. The numbers suggest the bet is working. Export growth hit 3.8 percent year-over-year, and the state's share of national exports now sits at 4 percent.

None of this is flashy. There are no headlines about single billion-dollar plants breaking ground in a quarter or splashy foreign-investment announcements. But the steady climb of a landlocked central Mexican state into the national export top ten tells a real story about where the country's industrial gravity is shifting. While everyone watches the northern border, San Luis Potosí is building, quietly, methodically, and one auto part at a time.