1968-72 Oldsmobile Cutlass, 442, W-30, W-31 Heater Defroster Cable. This is the factory correct defrost cable with blue ends. This is an exact reproduction of the original in the same material and thickness as the original. We have the highest quality parts in the market place period... When only the best will do... Parts developed from guys that know these cars... Thank you for over 3 decades in the business.