Gooze 355WB52 - Wideband Air Fuel Ratio Gauge, Bosch 4.9LSU O2 Sensor

This highly accurate and feature packed unit is designed specifically for use with all EFI or carbureted systems and available in 52 or 60mm gauge versions.

• Premium Stepper Motor Movement
• White & Amber LED Backlight
• Warning & Peak Function
• 6 Stage Adjustable Brightness
• Power Daisy Chain System
• Opening Ceremony & Ending Mode
• Self-Calibration
• Easy Installation by Using Pin-style Wiring