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AutoMeter GAUGE; AIR/FUEL RATIO-WIDEBAND; ANALOG; 2 1/16in.; 8:1-18:1; STEPPER MOTOR; GS - 3870

AutoMeter 3870 Digital Stepper Motor Wideband Gauge

The AutoMeter 3870 Digital Stepper Motor Wideband Gauge is designed to help you maximize your vehicle's performance with precision. This gauge features a sleek analog needle display that not only provides real-time air/fuel ratio readings but also integrates seamlessly with other gauges in your dashboard. It’s perfect for drivers looking to ensure their engine runs optimally while maintaining safety.

Key Features

  • Bezel Color: Bright Anodized
  • Bezel Style: Super Bezel
  • Face Color: Black
  • Gauge Size: 52.4mm
  • Gauge Type: Wideband Air/Fuel Ratio (AFR)
  • Hole Size: 52.4mm
  • Lens: Flat Clear
  • Lighting Color: Green
  • Lighting Type: LED
  • Movement Type: Electric Digital Stepper Motor
  • Outer Bezel Diameter: 2.250 in.
  • Pointer Color: Fluorescent Red
  • Size: 2.3125 in.
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: Warning: This product can expose you to chemicals known to the State of California to cause cancer. For more information, visit www.p65warnings.ca.gov.

Specifications

This wideband gauge operates within an air/fuel ratio range of 8:1 to 18:1, making it suitable for gasoline applications. The advanced auto calibration system ensures that the gauge calibrates automatically every time you start your vehicle, eliminating the need for free air calibration and providing you with consistent accuracy throughout the lifespan of your sensor.

Installation and Compatibility

The AutoMeter 3870 comes complete with a specially designed O2 sensor and wiring harness, simplifying the installation process. This gauge is universally compatible, but it's advisable to perform due diligence regarding your specific vehicle application to ensure a perfect fit.

Customer Insights

Users appreciate the gauge's clear display and quick response time, noting that it allows them to monitor their vehicle's performance effectively. Many have highlighted how the gauge has helped them fine-tune their engine settings for better fuel efficiency and power output.

Notes:

Universal Fitment: These products are designed for universal fitment. However, we recommend researching your specific vehicle application to confirm compatibility.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Autometer Banner

Who is AutoMeter?

AutoMeter is an aftermarket company that started in 1957. The company specializes in creating high precision gauges for various automobiles. The company was founded by Vern Westberg and initially poured sand castings in their family’s backyard. Today, Autometer is considered the leading brand when it comes to vehicle instrumentations and is being used by a lot of enthusiasts worldwide.

Experts in their Field

With more than 60 years in the industry, the company was able to perfect its craft and developed many industry-changing products such as rev control and quick responding tachometers. They also offer an LCD Competiton data acquisition system for those who are more serious when it comes to data monitoring.

State-of-the-art Facility

Autometer has one of the industry’s most advanced manufacturing facilities based in Sycamore, IL USA. This, coupled with an advanced engineering system allows them to create parts that are durable, accurate, and precise. The company is ISO certified so you can be sure that you get quality products consistently.

Autometer has its own High-Performance division that focuses on competition spec and racing electronics and instrumentations. Using their experience, they are able to develop and continuously improve their products and adapt them to the ever-changing automotive technology.

Purchase Autometer at Vivid Racing

If you want to accurately monitor your engine’s vitals, then upgrade your gauges to Autometer. They have been the trusted brand of many enthusiasts and racers worldwide and have proven themselves as the leading brand in the industry. To know more, visit Vivid Racing and check out their list of products that would fit your specific requirement.

Auto Meter warrants to the consumer that this product will be free from defects in materials and workmanship for a period of twelve (12) months from the date of the original purchase. Products that fail within this 12 month warranty period will be repaired or replaced at the manufacturer's option to the consumer, when determined by the manufacturer that the product failed because of defects in material or workmanship. This warranty is limited to the repair or replacement of parts in the instrument and the necessary labor done by the manufacturer to affect the repair or replacement of the instrument. In no event shall this warranty exceed the original purchase price of the instrument, nor shall the manufacturer be responsible for special, incidental or consequential damages or costs incurred due to failure of this product. Warranty claims to the manufacturer must be transportation prepaid and accompanied with dated proof of purchase. This warranty applies only to the original purchaser of product and is non-transferable. All implied warranties shall be limited in duration to the said 12 month warranty period. Breaking the meter seal, improper use or installation, accident, water damage, abuse, unauthorized repairs or alterations voids this warranty. The manufacturer disclaims any liability for consequential damages due to breach of any written or implied warranty on all products made by the manufacturer.

Installation Instructions

Click to view the Installation Instructions here

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