[Wide OE Interchange Compatibility]
Direct replacement for OEM part numbers: CU2370, 52486596, 52486597, 52487603, 52487604, 15143107, 15193107, 15193114, 52486595, 52400428, 15841583, 15841572, 15193108, 15124631, 15193115, 15841574, 52473445, 15193109, 15190561. Check compatibility before ordering.

[Vehicle Fitment Summary]
Designed to fit:

• Hummer AM General: 1996–2001

• Cadillac Escalade: 2002–2014

• Cadillac Escalade ESV: 2003–2014

• Cadillac Escalade EXT: 2002–2013

• Chevrolet Avalanche & Avalanche 1500: 2002–2007

• Chevrolet Cheyenne: 1999–2013

• Chevrolet Silverado 1500: 1999–2013

[Robust Construction & Cooling Efficiency]
Built with premium aluminum alloy and reinforced plastic tanks for corrosion resistance. Features a high-density 26mm aluminum core and optimized multi-layer fins for rapid heat dissipation and reliable cooling.

[Advanced Air Cooling System]
Designed with natural internal air circulation to eliminate hot spots, reduce temperature differentials, and prevent localized mildew—protecting engine integrity under all driving conditions.

[Precision Touch-Fit & Leak Prevention]
Crafted to OEM dimensions for easy drop-in installation—no modifications needed. Advanced welding and top-tier sealing materials prevent coolant leakage and maintain long-term reliability.

[Key Specs]

• Core Thickness: 26mm

• Inlet Diameter: 33mm

• Outlet Diameter: 39.5mm

• Finned Wave Height: 8mm

• Weight: 5.84 kg

• Tube Type: RAYTEN B-Type with central reinforcement

[Model Comparison – CU2334, CU2423, CU2370]
If you're choosing between CU2334, CU2423, and CU2370, please refer to the differentiation chart in product images. CU2370 offers unique fitment and core thickness that distinguishes it from the others.