Wideband Air/Fuel Ratio

Dial in your air-fuel ratio. Get the performance your engine deserves.

• Monitor air-fuel ratios (AFR) with precise wideband oxygen sensor technology
• Track critical fuel mixture data to help optimize engine performance, efficiency, and tuning
• Built for performance vehicles, turbocharged engines, street rods, race cars, and custom builds
• Fully customizable dial designs, colors, fonts, and lighting to match your build
• Engineered for reliable performance and accurate air-fuel monitoring on the street or track