Features: 1. Application: Fits for 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 Duramax Engines. 2. Replacement: Everything to install/replace your engine oil cooler, replace for part number of 10263 . 3. Feature: An easy way to test the oil cooler is to remove the oil filter and pressure test the cooling system. 4. Installation Tips: ⑴We suggestion would be to do it when you replace the water pump because the coolant tube can be moved much more. ⑵A second suggestion would be to do it when you’re flushing coolant because you’re going to drain all of the coolant to replace this. .
