52MM Digital Car Gauge Set with 20 LED Display | Water Temp Oil Pressure Voltmeter AFR EGT Tachometer

Monitor your engine's vital signs with a single, high-visibility gauge. This 52mm digital display unit replaces multiple factory gauges, giving you real-time data on water temperature, oil pressure, voltage, air-fuel ratio, exhaust gas temp, and RPM. The bright 20 LED readout ensures you can see critical information at a glance, even in direct sunlight.

This gauge is designed for 12-volt gasoline vehicles and supports 4, 6, and 8-cylinder engines. It provides accurate readings across a wide range of functions, helping you keep your engine running smoothly and catch potential issues early. The compact 52mm size fits standard gauge pods and dash openings for a clean installation.

Built with a durable plastic shell, this gauge is engineered to withstand the vibrations and temperature changes found under the dashboard. Each sensor is included with the specific gauge variant you choose, so you get everything you need to start monitoring. The included English manual makes setup straightforward for DIY enthusiasts and professional mechanics alike.

Whether you are tuning for performance or just want to keep a closer eye on your engine's health, this multi-function gauge delivers reliable data in a single, easy-to-read package. It replaces the need for multiple separate meters, saving space and simplifying your dashboard layout.

Key Features and Benefits

- 20 LED digital display that provides bright, clear readings in all lighting conditions.

• 52mm standard size that fits easily into most gauge pods and dash openings.

• Multi-function design that monitors water temp, oil temp, oil pressure, voltage, AFR, EGT, boost, vacuum, and RPM.

• Durable plastic shell construction that resists vibration and daily wear.

• Compatible with 12V gasoline engines for 4, 6, and 8-cylinder vehicles.

Who Is This For

- Car enthusiasts who want a clean, multi-function gauge setup without cluttering the dashboard.

• DIY mechanics performing engine swaps or custom builds who need reliable monitoring.

• Daily drivers who want to keep an eye on engine health and catch problems early.

• Performance tuners who need real-time data on boost, AFR, and EGT for fine-tuning.

Usage Scenario

Mark had just finished rebuilding the engine in his project car and needed a way to monitor oil pressure and water temperature without installing three separate gauges. He picked up this 52mm digital gauge and installed it in a single pod on his dash. During the first test drive, he noticed the water temp reading climbing higher than expected. The bright LED display caught his eye immediately, and he pulled over to check the coolant level, saving his new engine from overheating. Now he trusts the gauge for every drive.

Micro Comparison

Many single-function gauges require multiple pods and wiring harnesses, which takes up space and adds complexity. This 52mm digital gauge combines multiple readouts into one compact unit, simplifying your dashboard and reducing installation time. It offers the same accuracy as dedicated gauges but with a cleaner, more unified look.

Specifications

Material: Plastic Shell

Diameter: 52 mm

Voltage: 12V

Display: 20 LED Digital

Compatibility: 4, 6, 8 cylinder gasoline engines

Package Includes

- 1 x Gauge (variant of your choice: Boost, Water Temp, Oil Temp, Oil Press, Voltmeter, AFR, EGT, Tachometer, Vacuum)

• 1 x Sensor (where applicable: Water temp sensor 1/8NPT, Oil temp sensor 1/8NPT, Oil press sensor NPT1/8, Exhaust temp sensor)

• 1 x English User Manual

Why You Will Love It

You will love how this single gauge cleans up your dashboard while giving you all the critical engine data you need. The bright LED display means you never have to squint to read a number, and the simple installation gets you monitoring fast. It is the practical choice for anyone who wants to stay informed without the clutter.

Questions and Answers

Question: Does this gauge work with diesel engines?

Answer: It is designed for 12V gasoline engines with 4, 6, or 8 cylinders. It may not be compatible with diesel engines.

Question: What size hole do I need to mount the gauge?

Answer: The gauge has a 52mm diameter. You will need a 52mm mounting hole or a standard gauge pod.

Question: Is the wiring harness included?

Answer: The gauge comes with its own wiring and an English manual for installation. You may need to supply your own power and ground connections.

Question: Can I use this gauge for both boost and oil pressure at the same time?

Answer: This is a single-function gauge. You choose one variant per unit. If you need multiple functions, you would install multiple units.

Question: Does the AFR gauge come with an oxygen sensor?

Answer: The AFR gauge package does not include an oxygen sensor. You will need to use your existing sensor or purchase one separately.