GM GENUINE 42742975
Fits Base Model; Essence; Preferred II; Premium; Sport Touring; LABELED 42742975,42672428,42508251,42555409,42649152,42485907; Enhanced Audio Speaker System w/ Amp (UQG)or Base Model; Essence; Preferred II; Sport Touring; LABELED 42742975,42672428,42508251,42555409,42649152,42485907; BOSE Premium Audio Speaker System w/ Amplifier (UQA)