speaker size?
i think you`ll find that most gm vehicles insist on having 4x6 speakers installed. Why? i have no idea. the 4x6 sound quality is poor compared to a 5 1/4 or 6 1/2 that other car companies use.
if necessary you can purchase adapters that will accommodate a 5 1/4 speaker.
if necessary you can purchase adapters that will accommodate a 5 1/4 speaker.
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