Civic part identification (plz help)

Notacarguy420

The name says it all I am not a car guy, but I dont wanna get gyped by some shady mechanic so I would like some help identifying the part that is dented and bent in the picture and any info you may have about the part and if it is something i can work on myself as long as it isnt imperative to thw structural integridy of the i dont want to send my car flying off the the axle please and thank you I appreciate all comments and suggestions.