If you're pushing the limits of your turbo or supercharger, you need to keep a close eye on your boost pressure. The AutoMeter P30521 Digital Stepper Motor Boost Gauge is engineered to deliver the most accurate readings, ensuring that you can safely extract maximum power from your engine. Whether you’re tuning a diesel beast or cranking up the boost on your performance car, this gauge is designed to handle extreme applications with unparalleled response time and smooth needle movement.
This gauge comes equipped with a high-tech 1/8" NPT Pressure Transducer and a wiring harness, making installation straightforward for DIY enthusiasts. Plus, with an analog output of .5 - 4.5v, you can easily integrate data logging into your setup for detailed performance tracking.
This gauge is designed with universal fitment in mind, but we recommend verifying compatibility with your specific vehicle model to ensure seamless integration. A little research goes a long way in ensuring you get the right setup for your ride.
“I installed the AutoMeter P30521 on my 2021 Ford F-150 with a supercharger, and the accuracy is fantastic. The needle moves smoothly, and I can monitor boost pressure without any hiccups. It fits perfectly in the 52mm gauge pod I installed. Highly recommend for anyone looking to keep tabs on their boost!”
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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 FieldWith 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 FacilityAutometer 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 RacingIf 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.