Autometer Phantom 3-3/8in. 0-225KM/H (GPS) Speedometer Gauge 1985-gmc-c3500-high-sierra-esi5232261 Includes cutouts for all stock

Includes cutouts for all stock A/C vents and retains stock heater control location

5 XX Sprung Race Kit performs aggressive launches and smoother shifting in high-powered machines by combining twice the ceramic friction surfaces with an ultra-durable sprung Mono-Drive hub assembly in a completely modular design

Designed for both street and race use

Outflows factory I/C tubes by up to 38% for improved performance

Autometer Phantom 3-3/8in. 0-225KM/H (GPS) Speedometer Gauge 1985-gmc-c3500-high-sierra-esi5232261 Includes cutouts for all stockThe Latest In Technology And The Easiest Possible Way To Add A Highly Accurate Speedometer To Your Vehicle. Autometers Advanced Gps Speedometers Require No Interface With Your Vehicle Aside From Power And Ground. Their Ultra Fast, Omnidirectional Micro Antenna Is Included For True Plug And Play Functionality And Never Requires Calibration. Configurable Rally Nav Display Shows Odometer, Trip Odometer, Time Date, Gps Coordinates, Heading Info, Compass,