Lower Radiator Tube for 2008+ Peterbilt 386 with Caterpillar C12 or C13 Engines.
This 304 stainless steel lower radiator tube replaces the stock tube on Peterbilt 386 models. Available in mill or polished finish, it provides efficient coolant flow and corrosion resistance for reliable performance in heavy-duty applications.
Kit Includes:
- (1) Lower Radiator Tube – 304 Stainless Steel
Compatibility:
- 2008 and newer Peterbilt 386
- Caterpillar C12 and C13 engines
Important Notes:
- Designed for use with 2.5" water pump inlet elbow (Kustom Truck P/N 99102050 or similar).
- Contact Kustom Truck to confirm compatibility with your specific truck configuration.
Key Specifications:
- 304 stainless steel construction (mill or polished finish)
- Lower radiator tube for efficient coolant flow
- Suitable for engine swaps and cooling system maintenance
1 year
