If you're serious about performance tuning, the AutoMeter 4381 Boost Controller is a game changer. Designed for those who want to take control of their power delivery, this boost controller offers features that go beyond the basics. With both hi/lo modes and advanced options like boost by RPM and boost by gear, you can fine-tune your setup to match your driving style and vehicle setup.
This boost controller is a universal fitment, making it suitable for a variety of vehicles. However, it's always wise to double-check compatibility with your specific year, make, and model before installation.
A 2021 Subaru WRX owner shared, "The AutoMeter Boost Controller was a breeze to install and gave me precise control over my boost levels. I can now adjust my settings based on the gear I'm in, which has made a noticeable difference in my power delivery." Another user with a 2020 Ford Mustang GT commented, "The safety features are a lifesaver. I feel more confident pushing my car knowing I have peak recall and boost shutdown to protect my engine."
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.
⚠ 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.
Click to view the Installation Instructions here