This Radiator and Charge Air Cooler (CAC) Tube Kit is manufactured from 304 stainless steel and is available in mill or polished finish. The kit includes right and left charge air cooler tubes, one upper radiator tube, and a two-piece lower radiator tube set.
The kit is configured for Caterpillar C15 ACERT twin-turbo engine installations/conversions in the following Peterbilt trucks:
- Peterbilt 357-119
- Peterbilt 379 Short Hood
- Peterbilt 379 Long Hood
Compatible year ranges and original factory engines:
| Truck Model | Years | Original Factory Engines |
| Peterbilt 357-119 | 2004-2007 | CAT C13 KCB, CAT C15 Twin Turbo, Cummins ISM CM875, Cummins ISX CM870 |
| Peterbilt 379 Short Hood | 2004-2007 | CAT C13 KCB, CAT C15 Twin Turbo, Cummins ISM CM875, Cummins ISX CM870 |
| Peterbilt 379 Long Hood | 1999-2003 | Cummins ISX CM570 |
| Peterbilt 379 Long Hood | 2004-2007 | CAT C13 KCB, CAT C15 Twin Turbo |
Kit Includes:
- (1) Right Side Charge Air Cooler Tube – 304 Stainless Steel
- (1) Left Side Charge Air Cooler Tube – 304 Stainless Steel
- (1) Upper Radiator Tube – 304 Stainless Steel
- (2) Lower Radiator Tubes (Two-Piece Set) – 304 Stainless Steel
Specifications:
- Right Side CAC Tube is configured for a 4" 90-degree turbo outlet elbow (compatible with OEM Caterpillar PN 222-2895 or equivalent)
- Left Side CAC Tube is designed for a 45-degree intake elbow with upward/forward inlet (Kustom Truck P/N 99107003 or equivalent)
- Upper radiator tube fits a vertical-facing thermostat housing outlet
- Lower radiator tubes fit a 3" water pump outlet
