52mm Air Fuel Ratio Gauge Voltmeter 12V Vehicle With O2 Sensor
Available in stock (19)
Product Overview
The 2'' 52mm Air Fuel Ratio Gauge combines precise air-fuel mixture monitoring with a voltmeter in one compact unit, designed for 12V gasoline vehicles. This gauge pairs seamlessly with a narrowband O2 oxygen sensor, offering reliable performance and an enhanced sporty appearance for your vehicle.
Specifications
- Lightweight plastic shell construction weighing approximately 255 grams (8.99 ounces)
- Compatible with 12V DC electrical systems commonly found in cars, motorcycles, and trucks
- Universal fit for 2-inch (52mm) diameter gauge pods
- Manufactured in Mainland China with no high-concern chemicals used
- Designed for front dashboard mounting for easy visibility
Features
- Delivers high precision readings to help optimize engine air-fuel ratio and voltage levels
- A racing-inspired look that enhances the aesthetic of your vehicle’s interior
- Compatible with various 12V gasoline engines including motorcycles, cars, and trucks
- Durable plastic housing designed for long-lasting use in automotive environments
- Includes sensor wiring instructions to ensure straightforward installation and accurate signal connection
Measurements
- Diameter: 52mm (2 inches), fitting standard gauge pods
- Weight: 255 grams (8.99 ounces), lightweight for easy mounting
- Voltage: 12V DC, suitable for most gasoline vehicles
- Material: robust plastic shell for durability and resistance to wear
- Compatible sensor length and wiring to match OEM O2 oxygen sensor standards
Packing List
- 1x Air Fuel Ratio Gauge
- 1x Narrowband O2 Oxygen Sensor
- Optional: 1x Gauge Cup (sold separately)
Notes
- The gauge cup required for mounting is not included and must be purchased separately
- The white wire on the sensor controls the heater; polarity is non-directional
- Black and gray wires transmit signal and ground connections respectively
- Ensure compatibility with your vehicle’s ignition system and electrical setup before installation
- Installation instructions provided for proper wiring and sensor connection to avoid malfunction
Product Type
- Automotive gauge designed for monitoring air-fuel ratio and voltage simultaneously
- Intended for use in 12V gasoline engines across motorcycles, cars, and trucks
- Precision instrument aiding in tuning and diagnostic performance
- Enhances vehicle performance monitoring with real-time feedback
- Integrates with standard narrowband oxygen sensors for accurate measurements
Disclaimer
- Design Specifics: The visible gap is a deliberate functional feature of engineering and does not indicate a defect or damage.
- Visual Variations: Actual product colors may vary slightly from online images due to differences in lighting conditions and monitor display settings.
- Measurement Tolerance: Please allow for minor dimensional deviations resulting from manual measurement and manufacturing processes.
- Policy Information: Consult our FAQ, Privacy Policy, and Terms & Conditions for comprehensive details regarding returns and exchanges.
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Place an order of $75 or more today, and we’ll send you a 10% discount code as a thank-you for your next purchase.
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How long will it take to receive my order?
How long will it take to receive my order?
Most U.S. orders are estimated to arrive within 7–12 business days after processing. Orders to other eligible countries are also usually estimated at around 7–12 business days, depending on the product, carrier, and destination. However, delivery is not guaranteed, and some orders may take up to 7–25 business days because of carrier delays, customs, supplier processing, weather, or other shipping conditions.
What if my item arrives damaged, defective, or incorrect?
What if my item arrives damaged, defective, or incorrect?
Contact us within 7 calendar days of delivery. Please include your order number, checkout email, clear photos or video proof, and a short explanation of the issue. If approved, we may provide a replacement, refund, store credit, partial refund, or another suitable resolution.
Where can I find the full policy details?
Where can I find the full policy details?
For complete details about returns, refunds, shipping, delivery, privacy, terms and conditions, legal notices, and customer support, please review our policies under the Legal & Support section in the footer.
These policies explain important information about order processing, delivery timeframes, return eligibility, refund rules, customer responsibilities, and how to contact our support team for help.
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10% OFF NEXT ORDER
Place an order of $75 or more today, and we’ll send you a 10% discount code as a thank-you for your next purchase.


