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Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
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  • Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
  • Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
  • Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting

Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting

$40.74 $42.00
Part no. WCF100155 In stock

Your vehicle

Year, make and model. Our techs check fitment against it before the order ships.

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...

Full details and fitment

The details

About this part

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

  • 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