Upper Radiator Tube – 304 Stainless Steel (Mill or Polished Finish) for Caterpillar 3406E / C15 Single Turbo Engines.
This direct-fit upper radiator tube is manufactured from 304 stainless steel and is designed for Caterpillar 3406E and C15 single turbo engine installations and conversions in the specified Peterbilt trucks.
Kit Includes:
- (1) Upper Radiator Tube – 304 Stainless Steel (Mill or Polished Finish)
Compatibility:
| Truck Model | Years | Original Factory Engines |
| Peterbilt 357-119 | 1994-2003 | CAT C12, CAT 3406/C15 single turbo, Detroit Series 60 12.7L DDEC3/DDEC4 |
| Peterbilt 357-119 | 1996-2003 | Cummins M11 or N14 with Celect Plus Electronics |
| Peterbilt 357-119 | 1999-2003 | Cummins ISX or ISM with CM570 electronics |
| Peterbilt 357-119 | 2004-2007 | CAT C13 KCB, CAT C15 Twin Turbo, Cummins ISM CM875 or ISX CM870 |
| Peterbilt 379 Short Hood | 1994-2003 | CAT C12, CAT 3406/C15 single turbo, Detroit Series 60 12.7L DDEC3/DDEC4 |
| Peterbilt 379 Short Hood | 1996-2003 | Cummins M11 or N14 with Celect Plus Electronics |
| Peterbilt 379 Short Hood | 1999-2003 | Cummins ISX or ISM with CM570 electronics |
| Peterbilt 379 Short Hood | 2004-2007 | CAT C13 KCB, CAT C15 Twin Turbo, Cummins ISM CM875 or ISX CM870 |
| Peterbilt 379 Long Hood | 1994-2003 | CAT C12, CAT 3406/C15 single turbo, Detroit Series 60 12.7L DDEC3/DDEC4 |
| Peterbilt 379 Long Hood | 1996-2003 | Cummins M11 or N14 with Celect Plus Electronics |
| Peterbilt 379 Long Hood | 2004-2007 | Cummins ISX with CM870 electronics |
Important Notes:
- Designed specifically for Caterpillar 3406E or C15 single turbo engine configurations.
- Connects to a vertical-facing thermostat housing outlet.
Key Specifications:
- Material: 304 stainless steel (mill or polished finish available)
- Upper radiator tube for single turbo Caterpillar engines
- Direct fit for listed Peterbilt models and engine configurations
