Newest Fitment: 2005-2007 Cadillac CTS 2.8L 2004-2007 Cadillac CTS 3.6L 2004-2005 Cadillac CTS 5.7L 2006-2007 Cadillac CTS 6.0L Features: -OE design to ensure exact fit, form and function for an easy drop-in installation; -Built with high density multi-lowered fins for maximum cooling efficiency; -ISO 9001 certified manufacturing plants; -Direct Replacement; -Improve Cooling Efficiency; -100% Leak Tested; -Plastic tanks with aluminum core; -Built to strict quality control standards; Compatibility: .
