Semi Truck Gauges
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Gauge Kits
Speedometers
Tachometers & Shift Lights
Temperature Gauges
Voltmeters
Fuel Level Gauges
Pressure Gauges
Ammeters
Air Fuel Ratio Gauges
Boost & Vacuum Gauges
Pyrometer Gauges
Timers, Hourmeters & Clocks
Optional Gauges
Custom Gauge Faces
Gauge Mounts & Trim
Gauge Sensors & Adapters
Custom Gauges Wiring & Lights
Featured Brands
- Marshall Instruments®Comp II LED Series 2-1/16" Oil Temperature Gauge, 140-300 F (2035)Universal Comp II LED Series Oil Temperature Gauge (2035) by Marshall Instruments®. Diameter: 2-1/16". Temperature Range: 140-300 F. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a cool look and...$59.53
- Marshall Instruments®Comp II LED Series 2-1/16" Transmission Temperature Gauge, 120-280 F (2037)Universal Comp II LED Series Transmission Temperature Gauge (2037) by Marshall Instruments®. Diameter: 2-1/16". Temperature Range: 120-280 F. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a cool...$59.53
- Marshall Instruments®Comp II LED Series 2-1/16" Transmission Temperature Gauge, 120-280 F (2237)Universal Comp II LED Series Transmission Temperature Gauge (2237) by Marshall Instruments®. Diameter: 2-1/16". Temperature Range: 120-280 F. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a cool...$59.53
- Marshall Instruments®Comp II LED Series 2-1/16" Voltmeter, 8-18 V (2221)Universal Comp II LED Series Voltmeter (2221) by Marshall Instruments®. Diameter: 2-1/16". Range: 8-18 V. High performance at an affordable price. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a...$59.53
- Marshall Instruments®Comp II LED Series 2-1/16" Voltmeter, 8-18 V (2021)Universal Comp II LED Series Voltmeter (2021) by Marshall Instruments®. Diameter: 2-1/16". Range: 8-18 V. High performance at an affordable price. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a...$66.06
- Marshall Instruments®Comp II LED Series 2-1/16" Water Temperature Gauge, 120-280 F (2034)Universal Comp II LED Series Water Temperature Gauge (2034) by Marshall Instruments®. Diameter: 2-1/16". Temperature Range: 120-280 F. Comp II LED™ gauges feature through-the-dial LED lighting and glowing 3D pointer for a cool look...$59.53
- Marshall Instruments®Mechanical Pressure Gauge, 100 PSI (ET00100)Universal Pressure Gauge (ET00100) by Marshall Instruments®. Mechanical. Pressure Range: 100 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 100 PSI (MC00100)Universal Pressure Gauge (MC00100) by Marshall Instruments®. Mechanical. Pressure Range: 100 PSI. Dry Direct Mount Mechanical Gauges are ideal for street, sport compact, strip and oval track use. They feature rugged bronze bourdon tube...$15.82
- Marshall Instruments®Mechanical Pressure Gauge, 100 PSI (CW00100)Universal Pressure Gauge (CW00100) by Marshall Instruments®. Mechanical. Pressure Range: 100 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 100 PSI (MNS00100)Universal Pressure Gauge (MNS00100) by Marshall Instruments®. Mechanical. Pressure Range: 100 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (ET00015)Universal Pressure Gauge (ET00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (MNS00015)Universal Pressure Gauge (MNS00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (WS00015)Universal Pressure Gauge (WS00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (MNB00015)Universal Pressure Gauge (MNB00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (MC00015)Universal Pressure Gauge (MC00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Dry Direct Mount Mechanical Gauges are ideal for street, sport compact, strip and oval track use. They feature rugged bronze bourdon tube...$15.82
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (CW00015)Universal Pressure Gauge (CW00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (CF00015)Universal Pressure Gauge (CF00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (MS00015)Universal Pressure Gauge (MS00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 15 PSI (CWB00015)Universal Pressure Gauge (CWB00015) by Marshall Instruments®. Mechanical. Pressure Range: 15 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 1500 PSI (CW01500)Universal Pressure Gauge (CW01500) by Marshall Instruments®. Mechanical. Pressure Range: 1500 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 1500 PSI (MNS01500)Universal Pressure Gauge (MNS01500) by Marshall Instruments®. Mechanical. Pressure Range: 1500 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 30 PSI (CW00030)Universal Pressure Gauge (CW00030) by Marshall Instruments®. Mechanical. Pressure Range: 30 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 30 PSI (MNB00030)Universal Pressure Gauge (MNB00030) by Marshall Instruments®. Mechanical. Pressure Range: 30 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 60 PSI (MNB00060)Universal Pressure Gauge (MNB00060) by Marshall Instruments®. Mechanical. Pressure Range: 60 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 60 PSI (CF00060)Universal Pressure Gauge (CF00060) by Marshall Instruments®. Mechanical. Pressure Range: 60 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$28.02
- Marshall Instruments®Mechanical Pressure Gauge, 60 PSI (MS00060)Universal Pressure Gauge (MS00060) by Marshall Instruments®. Mechanical. Pressure Range: 60 PSI. Marshall shock-proof gauges have rugged construction and are liquid filled for vibration dampening. Monitor important oil pressure and fuel...$25.62
- Marshall Instruments®Mechanical Pressure Gauge, 60 PSI (MC00060)Universal Pressure Gauge (MC00060) by Marshall Instruments®. Mechanical. Pressure Range: 60 PSI. Dry Direct Mount Mechanical Gauges are ideal for street, sport compact, strip and oval track use. They feature rugged bronze bourdon tube...$15.82
- Megan Racing®Version 1 52mm Exhaust Gas Temperature Gauge (MG-EGT)Universal Version 1 Exhaust Gas Temperature Gauge (MG-EGT) by Megan Racing®. Diameter: 52mm. One of the most important aspects of racing is knowing exactly what your car is doing at all times. You need to have the most accurate...$42.84
- Megan Racing®Version 1 52mm Oil Temperature Gauge (MG-OT)Universal Version 1 Oil Temperature Gauge (MG-OT) by Megan Racing®. Diameter: 52mm. One of the most important aspects of racing is knowing exactly what your car is doing at all times. You need to have the most accurate measurements for...$10.20
- Megan Racing®Version 1 52mm RPM Meter Gauge (MG-RPM)Universal Version 1 RPM Meter Gauge (MG-RPM) by Megan Racing®. Diameter: 52mm. One of the most important aspects of racing knows exactly what your car is doing at all times. You need to have the most accurate measurements for all the...$10.20
When driving your semi truck, you rely on the data your gauges provide, which allows you to monitor the performance and have a complete control over your rig. We offer a rich inventory of custom gauges to check everything from your truck’s engine and exhaust to air temperature and load pressure. The devices are highly sophisticated and precise as they are crafted using the latest innovations and manufacturing techniques. They’ll quickly collect and display all the information you need for safe and efficient operation of your truck. Just pick out from our enormous assortment of advanced and accurate gauges and take advantage of modern technologies.