PORSCHE VDO GAUGES At Palo Alto Speedometer, we offer the highest level of instrument repair for your Porsche, including custom color face conversions and custom instrument production. Porsche 356 Porsche 550 Spyder Gauges Porsche 911, 912, 914, 930, C2, C4, and Turbo Custom Coloring Porsche 912, 911 Porsche 914 4/6 Triple Cluster Porsche 928, 944 New Porsche 993, C2, C4 RPM, and Temperature Range Conversions Porsche 993, C2, C4, and Turbo Factory Option Aluminum Faces Porsche 993 RUF Specialty Porsche Boxster and Carrera Instrument Cluster