This Aeroflow Performance 2pin multi-purpose automotive plug are used with a variety of different GM Based sensors and electrical components. Available in both a GREY colour version or BLACK colourversion indicated by the plug colour itself. Each pigtail isa pre-terminated looms which allow easy installation on current wiring without the need to crimp. Perfect for those that are replacing worn damaged connectors or for those creating a new loom due to relocating coils. Note: Extra terminal pins and seals are supplied for custom looms or those wanting to crimp their own wires.