The factory plastic GM Coolant Heater Core Firewall Fitting is a common failure point on Duramax trucks and other GM vehicles. Our made in the USA, billet aluminum direct-fit replacement is more resistant to heat and vibration. Prevent leaks with this easy to install upgrade. Replaces GM/AC Delco Part Number 15032062
Wehrli Custom Fab Fitting Kit, GM Heater Core Quick Connect, Straight, Billet
- Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting
- Billet direct-fit replacement with 5/8" barb connection
- Clear Anodized finished to resist corrosion
- Replaces GM/AC Delco Part Number 15032062
- More resistant to heat and vibration
- Double O-ring seal
Vehicle Fitment
| Years |
Make |
Model |
Trim |
| 2002–2005 |
Cadillac |
Escalade |
|
| 2002–2005 |
Chevrolet |
Avalanche |
|
| 2007–2010 |
Chevrolet |
Express |
|
| 2004–2009 |
Chevrolet |
Kodiak |
|
| 1999–2023 |
Chevrolet |
Silverado 1500 |
|
| 2000–2014 |
Chevrolet |
Silverado 2500 |
|
| 2000–2014 |
Chevrolet |
Silverado 3500 |
|
| 2000–2005 |
Chevrolet |
Suburban |
|
| 2000–2004 |
Chevrolet |
Tahoe |
|
| 2007–2010 |
GMC |
Savana |
|
| 1999–2013 |
GMC |
Sierra 1500 |
|
| 2000–2014 |
GMC |
Sierra 2500 |
|
| 2000–2014 |
GMC |
Sierra 3500 |
|
| 2000–2005 |
GMC |
Yukon |
|
| 2003–2009 |
Hummer |
H2 |
|
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Carb Acknowledgement Required: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: true |
| Units Per Sku: 1 |