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Cooling System

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  • GruvenParts Billet Heater Core Outlet Kit
    Billet Heater Core Outlets
    ** NOW IN STOCK ! ALL BACK ORDERS HAVE NOW SHIPPED !! ** is happy to release these billet heater core couplers for Ford and GM vehicles. As many have already found out the hard way, the cheap plastic Ford,...
  • GruvenParts Barbed Aluminum Coolant Tee (comes with 2 included hoses and 4 clamps)
    Billet GM Heater Core Coolant Tees
    ** NOW IN STOCK AND SHIPPING !! is happy to announce these BARBED billet heater core tees for GM full size SUV's.  Yes, they are finally now in stock !!  STOP USING CHEAP PLASTIC TEES !!!...
  • Brass Gear for Air Door Actuator
    GM Air Door Actuator Gear
    DONT BUY PLASTIC GEARS -- BUY PROPER METAL GEARS !! GruvenParts is happy to announce another new product aimed at correcting a known issue.  The air door actuator which controls the HVAC flaps within the dash on your...

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