3-hole 1-967402-2/1-1813099-2 circular waterproof plug for oxygen sensor wire harness of automobile and truck

This 3-hole 1-1813099-2 circular waterproof connector is engineered for oxygen sensor wire harness applications in automotive and heavy-duty truck systems. Featuring robust waterproof sealing, it reliably protects electrical connections from moisture, salt spray, and harsh engine compartment environments. The standardized 3-hole configuration ensures secure mating with OEM and aftermarket oxygen sensor assemblies. Built to withstand vibration and thermal cycling, this connector maintains signal integrity critical for engine performance monitoring and emissions control. Compatible with both gasoline and diesel powertrains, it delivers dependable connectivity in demanding mobile applications.