20 FEET AUTOMOTIVE PRIMARY WIRE 16 AWG HIGH TEMP GXL WIRE 10 FEET BLACK + RED 10 FT EAJacket has silver legend print for identification Automotive Wiring ConstructionPURE STRANDS OF BARE COPPER WIRE.Conductor: Bare CopperInsulation: Cross-Linked Polyethylene (XLPE)Type GXL Automotive Wire Ratings and Approvals:Recommended Temperature Range: -51°C to +125°CVoltage Rating: 50 voltsFord Specification: Ford (M1L-85A)Chrysler Specification: Chrysler (MS-8900)SAE Specification: SAE J-1128OD:.100