Bosch LSU 4.9 Sensor Wideband harness Only - Suits Nexus Series and Elite Pro Plugin ECUs 1.2m (4) Length: 1.2m

This Haltech wideband harness provides a direct connection between Bosch LSU 4.9 oxygen sensors and Nexus Series or Elite Pro Plugin ECUs. Measuring 1.2 metres in length, it's engineered for precise air-fuel ratio monitoring without modification. The harness eliminates the need for custom wiring solutions, ensuring reliable signal transmission between your wideband sensor and ECU. Purpose-built for professional tuning environments where accurate lambda readings are critical for engine calibration and performance optimisation across all operating conditions.