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Get Peterbilt 389 radiators at 4 State Trucks. Whether it's a radiator cap, coolant level sensor, or a complete radiator assembly, we have what you need. Keep your truck's cooling system in top shape with our range of parts designed for optimal engine temperature and peak highway performance.

Peterbilt 389 Radiators

Keep your Peterbilt 389 running smoothly with durable radiators designed for heavy-duty performance. Made from copper brass, plastic aluminum, and 2-row designs, these radiators ensure efficient cooling for Peterbilt 389, Kenworth W900B, W900L, and compatible models. Built to withstand tough hauls and challenging terrain, they deliver reliable cooling and peak engine efficiency. Upgrade today for superior performance and dependability mile after mile.