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AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; STEPPER MOTOR W/PEAK/WARN; ULTRA-LITE - 4377
AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; STEPPER MOTOR W/PEAK/WARN; ULTRA-LITE - 4377 - Image 2 AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; STEPPER MOTOR W/PEAK/WARN; ULTRA-LITE - 4377 - Image 2

AutoMeter 4377 Digital Stepper Motor Boost/Vacuum Gauge

Monitoring vacuum and boost levels is essential for maximizing your engine's performance in forced induction setups. The AutoMeter 4377 Digital Stepper Motor Boost/Vacuum Gauge is designed to provide precise readings with exceptional response times and smooth needle movement. Thanks to AutoMeter's state-of-the-art circuitry, this gauge automatically calibrates at every startup, adapting to changes in altitude, barometric pressure, and other atmospheric conditions. The included advanced MAP sensor and wiring harness make installation a breeze. This gauge is tailored for gasoline engines, with a boost-only version also available for diesel and high-boost applications.

Gauge Specifications: 2-1/16 inches; Boost/Vacuum Range: 30 in Hg/30 PSI; Series: Ultra-Lite.

Key Features

  • Bezel Color: Brushed Aluminum
  • Bezel Style: Super Bezel
  • Boost Measurement: Up to 30 PSI
  • Face Color: Silver
  • Gauge Size: 52.4mm (2-1/16 inches)
  • Gauge Type: Boost/Vacuum
  • Hole Size: 52.4mm
  • Lens: Flat Clear
  • Lighting Color: White Incandescent
  • Lighting Type: Incandescent
  • Movement Type: Electric Digital Stepper Motor
  • Outer Bezel Diameter: 2.250 inches
  • Pointer Color: Fluorescent Red
  • Vacuum Range: 0-30 in. Hg
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: This product can expose you to chemicals known to the State of California to cause cancer. For more information, visit www.p65warnings.ca.gov.

Fitment Information

Universal Fitment: The AutoMeter 4377 is designed to be universally compatible with various vehicle applications. We recommend customers conduct thorough research to ensure this gauge is suitable for their specific vehicle setup.

Customer Insights

Users appreciate the AutoMeter 4377 for its clarity and responsiveness. Many have noted how easy it is to install, with the included MAP sensor making the process straightforward. The gauge's sleek design and bright fluorescent pointer make it easy to read, even in bright sunlight. Customers have found that it helps them maintain optimal engine performance by providing real-time data on boost and vacuum levels.

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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