AEM Electronics Analog Voltage Gauge 8 - 18V ECU Tuning If you need only one

If you need only one position

and dynamic animations that transform your F22 into a performance-oriented masterpiece

Universal fitment - Works on standard tire valve stems across most vehicles

Torque spec depends on your engine configuration

Some trucks have a bleed valve on the thermostat housing — check your service manual

AEM Electronics Analog Voltage Gauge 8 - 18V ECU Tuning If you need only oneAEM 30 5139 Analog Voltage Gauge 8 18V Seven user selectable backlighting to match most popular factory gauge clusters Each gauge comes with interchangeable black & silver bezels and black and white gauge faceplates Features a differential analog output, 0V to 5V for data logging or closed loop tuning Smooth, accurate and quick needle action Built in readiness light and internal diagnostic warning light