The Power Products 100' Roll GPT Primary Wire is the perfect choice for any wiring project. Featuring a tough thermoplastic insulation that resists acid, oil and moisture, this 8-gauge wire is designed to meet or exceed SAE J1128 and SAE J378 type GPT specifications. With a wide variety of lengths available, you can easily find the perfect wire to suit your needs. This wire is perfect for automotive, marine, and other applications where a reliable and durable wire is needed. FleetPride is your First Click in Heavy Duty®.