PDI Big Boss Radiator Assy. - Pete 389 (08-18) & KW W900 (10-18) Plastic Aluminum w/ Frame
PDI Big Boss Radiator Assy. - Pete 389 (08-18) & KW W900 (10-18) Plastic Aluminum w/ Frame is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Fast Shipping! Our orders typically ship within 24 business hours.
The PDI Big Boss Radiator Assembly – Peterbilt 389 (2008–2018) & Kenworth W900 (2010–2018) is a high-performance, heavy-duty radiator designed for exceptional cooling efficiency and long-term reliability. Built with a lightweight plastic-aluminum construction, this complete radiator assembly includes a precision-fit frame, providing strength, easy installation, and OEM-level compatibility for modern Peterbilt and Kenworth trucks.
The Big Boss Radiator features a high-efficiency aluminum core that maximizes heat dissipation and maintains stable engine temperatures under demanding operating conditions. Its reinforced plastic tanks are designed to resist cracking, vibration, and corrosion—ensuring consistent performance and extended service life.
Ideal for both fleet and performance applications, the PDI Big Boss Radiator Assembly delivers superior cooling capacity, reduced downtime, and the proven durability trusted by professional drivers and technicians across the industry.
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