The Power Products 100' Roll GPT Primary Wire is the perfect choice for a variety of electrical wiring projects. It features a tough thermoplastic insulation that resists acid, oil and moisture, making it ideal for use in harsh environments. The wire is designed to meet or exceed SAE J1128 and SAE J378 type GPT specifications, ensuring reliable performance. With a wide variety of lengths available, you can easily find the perfect size to suit your needs. The green color makes it easy to identify and trace wires in your project. FleetPride is your First Click in Heavy Duty®.