<b>Features & Functionality</b><br>GlowShift’s Black 7 Color Analog Wideband Air/Fuel Ratio Gauge is an essential tool to use to closely monitor and fine-tune your performance vehicle’s air-to-fuel ratios from 10 ~ 20 AFR quality values. This wideband air/fuel ratio gauge allows you to carefully map out your vehicle’s air/fuel ratios through the range of RPM and manifold pressure which results in maximized power output and engine performance.<br><br>This Analog Wideband Air/Fuel Ratio Gauge features a data logging capability through use of the included GlowShift branded controller. This allows you to log real time data and further fine-tune by connecting to any data logging or engine management system. This gauge can be used on any vehicle that runs leaded, unleaded and diesel fuel.<br><br>This 2-1/16” (52mm) gauge features a black face with magnified clear lens that matches the Black 7 Color Gauge Series. The illuminated red needle utilizes stepper motor technology that allows for smooth needle movement. By pressing the button located on the gauge face, users can select from 7 different solid colors that include blue, green, red, white, purple, yellow and teal, as well as 2 color cycle modes that utilize all of the colors.<br><br><b>What's Included</b><br>This wideband air/fuel ratio gauge kit comes included with everything needed for a complete installation. GlowShift includes (1) wideband oxygen sensor, (1) 12 volt wideband controller with data logging output, (1) sensor harness, (1) data logging harness, (1) mild steel weld-in bung, (1) bung plug and step-by-step instructions to walk you through the installation process. GlowShift includes free lifetime technical support and a one year limited warranty with each purchase.