AutoMeter 5423 Pro-Comp 2-5/8" Liquid Filled Mechanical Pressure Gauge 0-300 PSI

AutoMeter

<h3>AutoMeter: Over Six Decades of Race-Proven Instrumentation</h3><p><strong>AutoMeter</strong> has been a cornerstone of performance automotive instrumentation since its founding in 1957. What began as a backyard operation — with founder Vern Westberg pouring sand castings at home and assembling tachometer kits in his basement — has grown into one of the most respected names in vehicle electronics and gauging worldwide. Today, the company operates out of Sycamore, Illinois, with a state-of-the-art manufacturing facility and an ISO-certified quality system that backs every product they produce.</p><p>From the earliest days of mail-order tachometer kits to cutting-edge LCD data acquisition systems, AutoMeter has consistently pushed the boundaries of what instrumentation can do. Their gauges and electronics have found a home on the high-speed ovals of NASCAR, Formula 1 paddocks, drag strips, road courses, and everyday performance street builds. The brand's commitment to accuracy, precision, and durability has made them a go-to source for both professional racers and passionate enthusiasts who demand real data from their vehicles.</p><h3>A Brand Built Around Multiple Performance Divisions</h3><p>AutoMeter's product portfolio spans far beyond a single niche. The company's well-known High Performance division focuses on racing and performance automotive instrumentation, while additional specialized branches cover motorcycles, marine applications, and original equipment manufacturing for production vehicles. Perhaps most notably for professional technicians and fleet operators, AutoMeter's dedicated Test Equipment Division produces professional-grade battery testers and battery chargers engineered for demanding automotive repair and fleet maintenance environments.</p><p>For builders looking to transform a classic muscle car or custom street machine, AutoMeter offers some of the most comprehensive gauge sets on the market — coordinated collections that bring consistency and performance-focused aesthetics to the cockpit. Enthusiasts who want a clean, integrated look can explore AutoMeter's <a href="/57-autometer-instrument-cluster-upgrade-kit-46143">instrument cluster upgrade kits</a>, which are designed to drop into classic vehicle dashboards without requiring custom fabrication. And when it comes to mounting those gauges cleanly and professionally, AutoMeter's lineup of gauge pods offers a wide range of fitments and mounting styles to suit virtually any application.</p><h3>Why Builders and Racers Trust AutoMeter</h3><p>Trust in an instrumentation brand comes down to one thing: does the gauge tell you the truth, fast enough to matter? AutoMeter has built its reputation on quick-responding, highly accurate air-core electric gauge technology, and that philosophy carries through every product division. Whether you're monitoring oil pressure at 7,000 RPM on a road course or testing a battery bank in a commercial fleet garage, the underlying engineering commitment is the same. With strategic acquisitions like Stack Ltd. — with roots in Formula 1 instrumentation — and Dedenbear Products, a leader in drag racing electronics, AutoMeter has broadened its reach without sacrificing the precision its name represents.</p>