Universal Air
Downflow Radiator

Universal Air RA2923C Radiator

Brand Universal Air RA2923C
Product line Downflow Radiator
Fits Honda · 10 vehicles

Downflow design. Promotes efficient coolant flow through the radiator.

Radiator replacement. A direct-fit cooling component for the vehicle's cooling system.

$132.68Free shipping
In stock · usually ships same day before 1pm CST
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Order total $132.68
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Free returns within 60 days if it doesn't fit when fitment is verified.

Downflow Radiator for Civic Applications

Universal Air RA2923C is a downflow radiator for select 2006-2011 Honda Civic applications. It is built for direct-fit cooling system service where the original radiator needs replacement due to leaks, corrosion, or reduced cooling performance.

Key Features

  • Downflow radiator design for the specified Civic fitment
  • Fits 2006-2011 Honda Civic, N/A
  • Replacement part number RA2923C
  • Universal Air Downflow Radiator line

Product Details

This radiator is intended for 2006-2011 Honda Civic models listed in the fitment data and follows the Universal Air Downflow Radiator product line. Use RA2923C when replacing a worn or damaged radiator in a Civic cooling system that requires a downflow configuration. The part number RA2923C should be verified against the vehicle’s existing radiator layout before installation.

Common Issues It Can Address

  • Coolant leaks from a damaged radiator core or tank
  • Overheating caused by restricted coolant flow
  • Corrosion or age-related radiator deterioration
  • Cooling system service after impact or road debris damage

Installation Notes

Confirm the vehicle’s radiator style, hose routing, and mounting points before installation. Drain the cooling system, inspect related hoses and clamps, and refill with the correct coolant mixture after the radiator is installed. Bleed air from the system according to Honda service procedures to help restore normal cooling performance.

Quality Assurance

Universal Air RA2923C is cataloged as a radiator replacement for the listed Honda Civic applications and should be matched to the vehicle’s original downflow configuration for proper fitment.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2011HondaCivicHybrid-L1.3LL4ELECTRIC/GASN/ADownflow Radiator
2011HondaCivicBase1.3LL4ELECTRIC/GASN/ADownflow Radiator
2011HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator
2010HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator
2010HondaCivicHybrid-L1.3LL4ELECTRIC/GASN/ADownflow Radiator
2009HondaCivicHybrid-L1.3LL4ELECTRIC/GASN/ADownflow Radiator
2009HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator
2008HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator
2007HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator
2006HondaCivicHybrid1.3LL4ELECTRIC/GASN/ADownflow Radiator