This Shielded Eight Conductor Multi Cable (Two 18 AWG TXL + Five 20 AWG TXL + 20 AWG Drain) for Holley EFI Wideband O2 Sensor is exactly what you are looking for when it comes to automotive wire projects. Replace or extend a wire in your car, diesel truck, or even boat engine wiring harness. This TXL wire meets OEM automotive wiring specifications.