GlowShift Black Triple Pillar Gauge Pod for 2000-2006 Chevrolet Chevy Silverado 1500 2500HD 3500HD Duramax - A-Pillar Speaker Cutout - Mounts (3) 2-1/16" (52mm) Gauges to Truck's A-Pillar Black Triple A-Pillar Gauge Pod w Speaker Cut Out Designed to Fit 2000-2006 Chevy Silverado Duramax Mounts Three 2 1/16th (52mm) Gauges Manufactured from ABS Plastic and Paintable Using ABS Plastic Paint Installation Instructions and Mounting Hardware Included Free Lifetime Technical Support and 1 Year Limited Warranty