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GlowShift’s Replacement Tinted Series Wideband Air/Fuel Ratio Gauge Controller will replace the existing 12 Volt Wideband Controller which interconnects all gauge and sensor wiring and monitoring capabilities for the Tinted Gauge Series Wideband Air/Fuel Ratio Gauge. With the replacement wideband AFR gauge controller in place you’ll be back to taking extremely accurate readings in no time. Please note that this wideband controller is only compatible with GlowShift’s Tinted Series Wideband Air/Fuel Ratio Gauge and is for Non-Data Logging only. Glowshift also includes free lifetime tech support and a one year limited warranty with each wideband AFR controller purchase.