CAN uses a differential pair which is the way to go. EMI will drive the pair in the same direction. Also used in USB, RS-485, pci-e, hdmi, etc. You don't reall

CAN uses a differential pair which is the way to go. EMI will drive the pair in the same direction. Also used in USB, RS-485, pci-e, hdmi, etc. You don't really have to twist them but it is best practice.