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With its modular design
Protects O2 Sensor Ports: Keeps your O2 sensor port clean and protected when the sensor is not in use
Wiring Color Code: Brown: 5V/12V Power (Connect to either 5V Vref or Switched 12V)
Secondary ground helps reduce noise and improve spark consistency
Note: wiring is not polarized
Innovate Bosch LSU 4.2 Wideband O2 Sensor 240SX With its modular designThe Bosch LSU 4. 2 Oxygen Sensor is a high performance, wideband O2 sensor designed for precise air fuel ratio measurement. Trusted by tuners and OEMs alike, the LSU 4. 2 is engineered for durability and accuracy in both high performance and daily driving applications. Its fast response time and reliable data make it ideal for use in standalone engine management systems, datalogging setups, and wideband controllers. Whether youre using it for tuning,
