The BossECU WB 1CH is a wideband lambda sensor controller designed for use with the Bosch LSU 4.9 sensor, perfect for real-time monitoring of your engine’s air/fuel ratio (AFR).
🔧 Key Features:
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Supports Bosch LSU 4.9 wideband sensor
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Configurable 0–5V analog output for AFR reading
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Ideal for turbocharged, naturally aspirated, or engine swap builds
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Easy integration with standalone ECUs and data loggers
💡 Perfect for those who need reliable AFR data for accurate tuning, engine protection, and maximum performance.
⚙️ Common Applications:
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Performance builds
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Dyno tuning
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Real-time AFR monitoring
Included:
- BossECU WB 1CH
- 10 pin female connector
Note: Bosch LSU 4.9 sensor not included