Cooling system - 2020-2024 6.6L L5P Duramax

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  • WEHRLI CUSTOM FAB WCF100155 BILLET HEATER CORE FIREWALL FITTING
    Part# WCF100155
    WEHRLI CUSTOM FAB WCF100155 BILLET HEATER CORE FIREWALL FITTING
    The Wehrli Custom Fab WCF100155 Billet Heater Core Firewall Fitting from Spooled Up Performance replaces the plastic fitting on your 2001-2023 GM 6.6L Duramax. The factory plastic GM Coolant Heater Core Firewall Fitting is a common failure point on Duramax trucks and other GM...
    $37.83
    $37.83
    2001-2023 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
  • GM 94011702 WATER PUMP PIPE TO OIL COOLER SEAL
    Part# GM94011702
    GM 94011702 WATER PUMP PIPE TO OIL COOLER SEAL
    The GM 94011702 Water Pump Pipe To Oil Cooler Seal from XDP is a direct replacement for the leaking seal on your 6.6L Duramax. This seal is a genuine OEM replacement to help prevent leaks at the water pump outlet pipe. Made from high-quality...
    $29.95
    $29.95
    2001-2021 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
  • Coolant Filtration System Replacement Ball Valve XD195 XDP
    Part# XD195
    Coolant Filtration System Replacement Ball Valve XD195 XDP
    The XDP Coolant Filtration System Replacement Ball Valve XD195 can be added on to the XDP Coolant Filtration System or used as a replacement for an old worn valve. While these valves might not be required on all kits, they make routine maintenance easier...
    $9.95
    $9.95
    XDP COOLANT FILTRATION SYSTEM REPLACEMENT BALL VALVE XD195