Universal 6×9 to Dual 4″ Speaker Adapter Plate | Frosted Acrylic | Modern Dash Audio Upgrade. Modern Audio Ready: Adapts a single 6×9″ speaker cutout to hold two 4″ speakers. Fits: Most vehicles originally equipped with 6×9″ dash speakers.
Universal 6×9 to Dual 4″ Speaker Adapter Plate | Frosted Acrylic | Modern Dash Audio Upgrade. Modern Audio Ready: Adapts a single 6×9″ speaker cutout to hold two 4″ speakers. Fits: Most vehicles originally equipped with 6×9″ dash speakers.