19in. x 27.5in. x 3in. Radiator GM Aluminum

The 19in. x 27.5in. x 3in. Radiator GM Aluminum by GRIFFIN is purpose-built for GM vehicles requiring efficient cooling system upgrades or direct OEM replacements. Whether you're rebuilding a classic GM engine bay, upgrading cooling capacity for performance modifications, or replacing a failed original radiator, this aluminum core design delivers the thermal management your drivetrain demands. Aluminum radiators have become the industry standard for serious enthusiasts and mechanics because they offer superior heat dissipation compared to older copper-brass designs while maintaining lightweight durability.

GRIFFIN's aluminum construction uses modern tube-and-fin core geometry to maximize surface area for rapid coolant flow and efficient heat rejection, critical when engine loads increase through higher RPMs or ambient heat exposure. The 19-inch core width, paired with the 27.5-inch height and 3-inch depth, fits the factory mounting locations of compatible GM platforms while offering greater cooling capacity than many original equipment units. Aluminum's inherent corrosion resistance and thermal conductivity make this radiator ideal for street, track, and high-output applications where consistent coolant temperature control prevents vapor lock, detonation, and engine damage. The substantial 16.2-pound mass ensures rigid construction that resists vibration-induced leaks common in lighter aftermarket designs.

This GRIFFIN radiator suits any GM owner upgrading from a compromised cooling system or integrating larger displacement engines, turbocharged setups, or modified cooling fans requiring higher flow rates. Installation requires verification of your specific GM model year and engine configuration to confirm mounting bracket compatibility and inlet/outlet port orientation. Professional installation is recommended to ensure proper coolant routing, air-bleed procedures, and verification that hose clamps and connections are torqued to specification. When paired with a quality aluminum fan shroud and modern coolant, this radiator provides decades of reliable service.