To make a male and female connector, which I guess is what you are trying to do, the sometimes tricky bit is joining the individual wires to the pins and receptors properly.
Google: multi pin automotive electrical connectors
And take your pick.
When looking for stuff like this, I find it’s often best to Google the words, as above, and then tap on ‘Images’ as a picture is worth a thousand words of often vague description. Find something you like? Great. Tap on the picture and follow the links.
PS There is nothing magical about ‘Canbus’ electricity. You could just twist the wires together, it will work. What is it you are joining to what?
PPS Deutsch are arguably the best connectors, along with their crimping tool but they are not cheap.
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