2006-2009 Chevrolet Trailblazer 5.3L 6.0L. 2003-2006 Chevrolet Trailblazer EXT 5.3L. All Aluminum Radiator For Chevrolet Trailblazer/Trailblazer EXT 5.3L 6.0L 2003-2009 AT/MT. Aluminum radiator. This all-aluminum radiator provides maximum cooling efficiency and prevents premature engine failure.
