* Vorsteher: This means "leader" or "head"
* Steiner: This means "stone" or "rock"
So, when put together, "Vorsteiner" literally means "leader of the stones" or "head of the rocks". This is a rather unusual combination, and it's likely a made-up name.
In the context of the company Vorsteiner:
Vorsteiner is a well-known manufacturer of high-end aftermarket automotive parts, particularly for luxury cars. Their name likely signifies their goal to be a leader in the automotive industry, and perhaps also alludes to the sturdy and strong nature of their products.
Therefore, while there is no precise translation, "Vorsteiner" can be understood as a name that conveys strength, leadership, and quality in the automotive world.