Auto Meter 17325 2-1/16" A-Pillar Replacement Gauge Mount with Speaker (Single) Clean OEM-like fit & finish - Gauges do not obstruct the driver's view of the road and are positioned at optimum viewing angles for at-a-glance readings For use with 2-1/16" Auto Meter gauges Paint-To-Match Includes required mounting hardware For trucks equipped with premium stereo containing speaker on A-Pillar.