Effa Motors is a Uruguayan automobile and commercial vehicle manufacturer with headquarters in San José de Mayo in southern Uruguay. The company was founded by Eduardo Effa in 2006 for the construction of the vehicles imported as CKD kits used. Effa is located in the same workshop as the defunct automaker Dolce Vitta, whose World Manufacturer Codes of 9UP, 9UR and 9US are used for beginning of Effa's vehicle identification numbers. The company is a subsidiary of the Aler Group.