Part Number: 3920. Single Bosch LSU 4.9 wideband O₂ sensor included. 1x Bosch LSU 4.9 wideband O₂ sensor. Data Logging: 32 channels with OBD‑II support. This complete kit includes Bosch LSU 4.9-wideband sensor with 18 ft cable, exhaust clamp, inductive RPM probe, and OBD connectivity.
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