Haltech O2 Sensor Weld-On Bung w/Copper Washer & Blanking Plug M18 x1.5

Haltech is a globally recognized leader in advanced engine management systems, specializing in cutting-edge ECUs, wiring harnesses, and tuning accessories. Known for their innovation and precision, Haltech products provide ultimate control and optimization for high-performance engines. Trusted by professionals and enthusiasts, Haltech delivers reliable solutions for street, motorsport, and off-road applications, setting the standard for engine management excellence.