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UN18-CH Universal Aluminum Radiator
InfoVehicle Info Needed
CHAMPION COOLING SYSTEMSPART NUMBER: 166-UN18CH

UN18-CH Universal Aluminum Radiator

$19699
ShippingShips on 09/09/2026
Lowest PriceLowest Price Guarantee
Best Value
Chevy/GM-Style Aluminum Radiator, 2 Row, 1 in. Core [Crossflow]

555-52006

Chevy/GM-Style Aluminum Radiator, 2 Row, 1 in. Core [Crossflow]

$24299

Single-Pass
Universal Aluminum Radiator
  • GM-Style Hose Configuration
  • 19 1/2 in. H x 23 in. W x 3 in. T
  • 1 1/2 in. Inlet
  • 1 3/4 in. Outlet
  • Single-Pass
  • 3-Tube Core
  • Cross-Flow Design
  • Saddle Mount
  • Polished Finish

    Champion Cooling Systems UN18CH Universal Aluminum Radiator Features:

    • 100% tig welded
    • Billet fill neck
    • 2 mm thick tanks and fittings
    • Brazed core technology
    • 3/8 in. spaced tubes
    • 14-16 fins per inch
    • Max Cool louvered fin technology 
    • 16 lb. cap included
    • Part TypeRadiator
    BrandCHAMPION COOLING SYSTEMS
    Package Height17.0
    Package Width18.0
    Package Length60.0
    Weight15.0 PG
    Part CategoryPerformance Parts
    Overall Thickness3 in (76.2 mm)
    Overall Height19.5 in (495.3 mm)
    Outlet Size1.75 in (44.5 mm)
    Radiator Cap IncludedYes
    Radiator MaterialAluminum
    QuantitySold individually
    Mounting Hardware IncludedNo
    Inlet LocationUpper driver side
    Inlet Size (In.)1 1/2
    Core Height18 in (457.2 mm)
    Core Thickness2.25 in (57.15 mm)
    Core Width18 in (457.2 mm)
    Row Quantity3
    Outlet LocationLower passenger side
    Overall Width23 in (584.2 mm)
    Radiator FinishPolished
    Transmission CoolerNo
    Part FitmentUniversal
    Radiator StyleCrossflow
    Vendor Part NumberUN18-CH
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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    Some parts are not legal for use in California or other states with similar laws / regulations
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