Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2023 Silverado/Sierra 2500HD/3500HD 6.6L
Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2023 Silverado/Sierra 2500HD/3500HD 6.6L
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Wehrli 100155 Billet Coolant Heater Core Firewall Fitting | 1999-2023 Silverado/Sierra 2500HD/3500HD 6.6L

Manufacturer: Wehrli Custom Fab

SKU: WCF100155
Price
$39.77
Out of stock - Call for Availability
Ships From Manufacturer in 3-5 Days
Features: 
  • Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting 
  • Billet direct-fit replacement with 5/8" barb connection 
  • More resistant to heat and vibration 
  • Double O-ring seal 
  • Clear Anodized finished to resist corrosion 
  • Replaces GM/AC Delco Part Number 15032062 and Dorman Part Number 800-409 
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.
Year Ranges Make Model Series Engine
1999-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L
Property Values
Year Ranges 1999-2023
Make GM
Model Silverado/Sierra
Series 2500HD/3500HD
Engine 6.6L

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