Radiator and Charge Air Cooler Piping Kit for 2008+ Peterbilt 389 Long Hood with Cummins ISX CM871 Engines.
This stainless steel tube kit replaces the radiator and charge air cooler tubes on 2008 and newer Peterbilt 389 long hood models. It includes right and left CAC tubes plus upper and lower radiator tubes, all constructed from 304 stainless steel in mill or polished finish for corrosion resistance and long-term reliability.
Kit Includes:
- (1) Right-Side Charge Air Cooler Tube – 304 Stainless Steel (Mill or Polished Finish)
- (1) Left-Side Charge Air Cooler Tube – 304 Stainless Steel (Mill or Polished Finish)
- (1) Upper Radiator Tube – 304 Stainless Steel (Mill or Polished Finish)
- (1) Lower Radiator Tube – 304 Stainless Steel (Mill or Polished Finish)
Compatibility:
- 2008 and newer Peterbilt 389 Long Hood
- Cummins ISX engines with CM871 electronics
Important Notes:
- Right CAC tube designed for 4" 90-degree turbo outlet elbow (Kustom Truck P/N 99202035 or similar).
- Left CAC tube designed for horizontal intake elbow with 42.5-degree intake connection (Cummins OEM P/N 3104808 or similar).
- Upper radiator tube fits vertical-facing thermostat housing outlet.
- Lower radiator tube fits 2.5" outlet.
- Specify mill or polished finish when ordering.
- Contact Kustom Truck to confirm compatibility with your specific thermostat housing, turbo/intake elbows, and chassis configuration.
Key Specifications:
- 304 stainless steel construction (mill or polished finish)
- Replaces radiator and charge air cooler tubes
- Designed for efficient coolant and airflow in heavy-duty applications
- Suitable for engine swaps and cooling system maintenance
