Radiator and Charge Air Cooler Tube Kit for 2008+ Peterbilt 389 Long Hood with Cummins ISX CM2250, CM2350, or CM2450 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 CM2250, CM2350, or CM2450 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 90-degree intake elbow with forward and slightly upward-facing inlet.
- Upper radiator tube for vertical-facing thermostat housing outlet (requires 90-degree silicone elbow at thermostat connection).
- Lower radiator tube for 2.5" outlet (requires 90-degree silicone elbow at radiator connection).
- Specify mill or polished finish when ordering.
- Contact Kustom Truck to confirm compatibility with your specific truck 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
