Tanabe Revel VLS Wideband Air / Fuel Ratio Gauge

Tanabe Revel VLS Wideband Air / Fuel Ratio Gauge - 1TR1AA005 utilizes the best in sensor technology with the included LSU 4.9 oxygen content and Lambda value sensor in the 52mm Wideband Air/Fuel Ratio Gauge. While many aftermarket wideband gauges are still operating on the older, inaccurate sensor, OE manufacturers and Tanabe have made the switch to LSU 4.9, the new standard. Compatible with gasoline and E85.