This Direct Fit radiator features two rows of 1" tubes, which doubles the cooling capacity of a factory single row. Our exclusive "press formed" end tanks are hand tig welded by expert craftsman, eliminating the factory plastic tanks. This heavy duty radiator features both an EOC (left side) and TOC (right side). This is a true Direct Fit for 2005 & 2006 Z51 option cars. 2007 Z51 did not have the EOC option. (Use 1139125A for 2007-09 with Z51)
All the models have a shorter core for blower clearence.
Model: 1139125B
This Direct Fit radiator features two rows of 1" tubes, which doubles the cooling capacity of a factory single row. Our exclusive "press formed" end tanks are hand tig welded by expert craftsman, eliminating the factory plastic tanks. This heavy duty radiator features both an EOC (left side) and TOC (right side). This is a true Direct Fit for 2005 & 2006 Z51 option cars. 2007 Z51 did not have the EOC option. (Use 1139125A for 2007-09 with Z51)
Model: 1139125M
This Direct Fit radiator features two rows of 1" tubes, which doubles the cooling capacity of a factory single row. Our exclusive "press formed" end tanks are hand tig welded by expert craftsman, eliminating the factory plastic tanks. Use with Non-Z51,base cars with manual transmission only.
Model: 1139125E
This Direct Fit radiator features two rows of 1" tubes, which doubles the cooling capacity of a factory single row. Our exclusive "press formed" end tanks are hand tig welded by expert craftsman, eliminating the factory plastic tanks. This model features a high performance 7 plate aluminum engine oil cooler for those wanting to upgrade to engine oil cooling. Oil ports are 3/4-16 SAE which are identical to the factory GM radiator. You can use the factory GM oil line assembly (quick connection fttings required) or install the #10AN fittings (included) and use SS hose assemblies.
Model: 1139125A
This Direct Fit radiator features two rows of 1" tubes, which doubles the cooling capacity of a factory single row. Our exclusive "press formed" end tanks are hand tig welded by expert craftsman, eliminating the factory plastic tanks. This radiator includes the correct factory type "quick connect" fittings for the transmission oil connections. 2005-2011. All Z06 & C6 Automatic NOTE: Excludes 2012 spl Z07
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