Cars names that start with an S?

* Subaru: A whole brand of cars.

* Saab: (Discontinued)

* Saturn: (Discontinued)

* Shelby: (Often a model designation rather than a full brand, e.g., Shelby Mustang)

* Smart:

* Spyker: (Rare)

* Suzuki:

* SSC: (Shelby SuperCars)

This isn't an exhaustive list, as many car models within brands also begin with "S." There are also many older and less common car brands starting with "S" that I might not be aware of.