Get accurate air/fuel readings every time with the FuelTech WB-O2 Nano Harness. Built to connect your FuelTech Nano or NanoPRO air/fuel gauge directly to a Bosch LSU 4.2 O₂ sensor, this 6.5 ft harness delivers clean, noise-free data — no guessing, no wiring headaches.
Features:
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Designed for FuelTech Nano / NanoPRO air/fuel gauges
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6.5 ft harness length – perfect for tidy installs in any chassis
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Connects directly to Bosch LSU 4.2 wideband O₂ sensors
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Terminated and sealed connectors for plug-and-play use
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Includes plug seals for added protection and reliability
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Built with high-temp automotive-grade wire for race environments