PDI Big Boss Charge Air Cooler- 2008-2015 Peterbilt 579, 367, 387 KW T600, T700, T800

The PDI Big Boss Charge Air Cooler – 2008–2015 Peterbilt 579, 367, 387 / Kenworth T600, T700, T800 is a high-performance, heavy-duty intercooler designed to improve airflow efficiency, reduce intake temperatures, and boost overall engine performance. Engineered for superior durability and cooling capacity, this unit is built to outperform OEM charge air coolers in both reliability and heat dissipation.

Constructed with a premium bar-and-plate aluminum core, the Big Boss Charge Air Cooler provides exceptional thermal transfer and strength under high-boost, high-temperature conditions. Its precision-welded and leak-resistant design ensures consistent performance and helps extend turbocharger and engine life by lowering exhaust gas temperatures.

Designed for direct OEM replacement, this charge air cooler delivers the performance and dependability that professional operators and fleets demand—helping your Peterbilt or Kenworth truck run cooler, stronger, and more efficiently.