
Autometer’s wideband O2 sensor kit for the Ultimate DL tachometer includes a Bosch LSU 4.2 wideband sensor and an 8‑ft motorsport‑grade harness. It’s supplied as a sensor and harness package intended to interface with the Ultimate DL playback tachometers, offering a durable wiring length for installation in motorsport or aftermarket gauge setups.
Autometer O2 Wideband Air/Fuel Sensor Kit for Ultimate DL Tachometer