Wholesale 52mm Car Gauge Set - Boost, Water Temp, Oil Temp, Oil Pressure, EGT, Tachometer - China Suppliers and Factory Supplier, Factories

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Discover our high-quality Tachometer with a range of 0 to 10,000 RPM, designed for precision in monitoring engine speeds. Our Boost Gauge measures PSI from -30 to 35, and in Bar from -1 to 2, giving you accurate readings for performance tuning.

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Keep track of vacuum levels with our Vacuum Gauge, measuring from -30 to 0 inHg, essential for optimal engine performance. Monitor critical engine temperatures with our Water Temperature Gauge and Oil Temperature Gauge, both ranging from 40 to 140℃.

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Ensure proper oil circulation with our Oil Pressure Gauges, featuring ranges of 0 to 100 PSI and 0 to 7 Bar. Stay informed of your vehicle's electrical health with the Voltmeter, providing readings between 8 to 18V.

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Enhance your tuning accuracy with our Air Fuel Ratio Gauge, measuring from 20:1 to 10:1, and our Exhaust Temperature Gauge, ranging from 3 to 1300℃. As a leading supplier in China, our factory is dedicated to providing reliable automotive gauges that meet the highest standards for performance and durability.

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Product Description

2" 52mm Car Turbo Boost Gauge BAR PSI & Water Temp / Oil Temp / Oil Press / EGT Gauge — Tachometer, Voltmeter, Vacuum, Air Fuel Ratio Gauge
52mm Car Gauge Overview

✅ Water temperature gauge, oil temperature gauge, oil pressure gauge, and exhaust temperature gauge — all come with sensor included.

✅ Sensor thread size: 1/8ZG

✅ Boost gauge PSI unit includes turbo function; Bar unit does not include turbo function.

✅ Goods include installation instructions in English.

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Note: Air-fuel ratio gauge does not include a sensor — it must be purchased separately. Suitable for narrow band oxygen sensors only.
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Note: After receiving the gauge, the pointer display not showing 0 is normal — it will function correctly once powered on.
Specifications
Tachometer 0 ~ 10×1000 RPM
Boost Gauge (PSI) -30 ~ 35 PSI
Boost Gauge (Bar) -1 ~ 2 Bar
Vacuum Gauge -30 ~ 0 In.Hg
Water Temperature Gauge 40 ~ 140 ℃
Oil Temperature Gauge 40 ~ 140 ℃
Oil Pressure Gauge 0 ~ 100 PSI / 0 ~ 7 Bar
Voltmeter 8 ~ 18 V
Air Fuel Ratio Gauge 20:1 ~ 10:1
Exhaust Temperature Gauge 3 ~ 13 × 100 ℃
Fitment

Suitable for 12V gasoline vehicles. Tachometer is compatible with 1 to 8 cylinder cars.

Gauge Fitment Reference

Package Contents

Please check the pictures below for full package details:

🔵 Tachometer
Tachometer - Front View Tachometer - Package Contents
🔵 Boost Gauge PSI
Boost Gauge PSI - Front View Boost Gauge PSI - Package Contents
🔵 Boost Gauge Bar
Boost Gauge Bar - Front View Boost Gauge Bar - Package Contents
🔵 Vacuum Gauge
Vacuum Gauge - Front View Vacuum Gauge - Package Contents
🔵 Water Temperature Gauge
Water Temperature Gauge - Front View Water Temperature Gauge - Package Contents
🔵 Oil Temperature Gauge
Oil Temperature Gauge - Front View Oil Temperature Gauge - Package Contents
🔵 Oil Pressure Gauge PSI
Oil Pressure Gauge PSI - Front View Oil Pressure Gauge PSI - Package Contents
🔵 Voltmeter
Voltmeter - Front View Voltmeter - Package Contents
🔵 Air Fuel Ratio Gauge
Air Fuel Ratio Gauge - Front View Air Fuel Ratio Gauge - Package Contents
🔵 Exhaust Temperature Gauge
Exhaust Temperature Gauge - Front View Exhaust Temperature Gauge - Package Contents

Frequently Asked Questions
Does the air-fuel ratio gauge come with a sensor?
No, the air-fuel ratio gauge does not include a sensor. The sensor must be purchased separately. Please note it is only compatible with narrow band oxygen sensors.
What is the sensor thread size for the included sensors?
The sensor thread size is 1/8ZG. This applies to the water temperature, oil temperature, oil pressure, and exhaust temperature gauges, all of which include a sensor in the package.
Why is the pointer not pointing to 0 when I first receive the gauge?
This is completely normal. The pointer position at rest (without power) may not display 0. Once the gauge is powered on, it will operate correctly and display accurate readings.
What vehicles are these gauges compatible with?
These gauges are suitable for 12V gasoline vehicles. The tachometer is compatible with 1 to 8 cylinder cars. Please ensure your vehicle meets these requirements before purchasing.
What is the difference between the Boost Gauge PSI and Boost Gauge Bar versions?
The Boost Gauge PSI version (-30~35 PSI) includes a turbo function, while the Boost Gauge Bar version (-1~2 Bar) does not include the turbo function. Choose based on your preferred unit and whether you need turbo functionality.
Are installation instructions included in the package?
Yes, English installation instructions are included in every package to guide you through the setup process.

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