Audi A2 A3 A4 TT aux lead adapter 2006 onwards CT29AU04 plus RCA to 3.5mm jack lead. Connects2 part number - CT29AU04 plus RCA to 3.5mm jack lead. Audi aux input adapter CT29AU04 compatibility. ThisAudi aux adapter plus RCA to 3.5mm jack lead lead provide a 3.5mm jack input and connects via the Quadlock connector at the rear of compatible 2006 onwards Audi factory fitted car stereos.
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