Vehicle Compatibility - This radiator is compatible with 2006-2011 2008 Chevy Impala 3.5L 2005-2008 Pontiac Grand Prix 5.3L, please confirm compatible vehicles before ordering. Product Specification - Core Size: 29-5/16 In x 14-1/8 In, Inlet Diameter: 1-5/16 In, Outlet Diameter: 1-5/16 In. Brilliant Performance - Come with high performance light weight racing design radiator which can improve engine cooling efficiency by 35 - 45% temp, making stronger and higher capacity for coolant than stock Extraordinary Quality - It is constructed of high quality full AA5052 aluminum construction to ensure an extremely long lasting operate life Please use Amazon's vehicle fitment tool (located at the top of the listing on desktop, below the images on mobile) to confirm that the part fits your vehicle application.Please Check the Size Before You Buy!

Radiator Size:

High Performance Racing Spec.

The tank is welded by TIG.

2-Row of tubes Core Racing Design

Core Material: AA5052 Aluminum

Core Dimension: 29-5/16 In x 14-1/8 In

Inlet Diameter: 1-5/16 In

Outlet Diameter: 1-5/16 In

Oil Cooler: Included

OEM Style Brass Petcock Drain

Interchange Part Number: 15140592, 21576, 2837, 434054, 8012837, 9627, CSF3261, GM3010485, Q2837, RA20115

Fitment:

For 2008 - 2011 Buick Allure 5.3L ONLY (Not for 3.6L or 3.8L Models)

For 2008 - 2009 Buick LaCrosse 5.3L ONLY (Not for 3.6L or 3.8L Models)

For 2005 - 2008 Pontiac Grand Prix  5.3L ONLY (Not for 3.8L Models)

For 2006 - 2009 Chevrolet Impala 5.3L

For 2006 - 2011 Chevrolet Impala 3.5L & 3.9L Police Package ONLY

For 2006 - 2007 Chevrolet Monte Carlo  5.3L ONLY (Not for 3.5L or 3.9L Models)