1999-2023 Duramax Billet Coolant Heater Core Firewall Fitting (WCF100155)-Fittings-Wehrli Custom Fabrication-WCF100155-Dirty Diesel Customs
1999-2023 Duramax Billet Coolant Heater Core Firewall Fitting (WCF100155)-Fittings-Wehrli Custom Fabrication-WCF100155-Dirty Diesel Customs

1999-2023 Duramax Billet Coolant Heater Core Firewall Fitting (WCF100155)

Wehrli Custom Fabrication

Part Number: WCF100155

Mfr Part Number:

$59.20 CAD

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Description

Fits: 1999-2023 Duramax w/ 6.6L LB7/ LLY/ LBZ/ LMM/ LML/ L5P

Part Number: WCF100155

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

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