An auxiliary light ring device for a vehicular light includes a light collective ring, a secondary reflecting cover and a plurality of emitting objects. The light collective ring is secured around the vehicular light. The secondary reflecting cover is secured to the inner wall of the light collective ring and comprises a plurality of arc-shaped reflecting bowls. Each reflecting bowl receives an emitting object therein. The light from the emitting objects is reflected by the reflecting bowls and collected by the light collective ring to enhance the light emission.