Seller notes

Product Feature: * Application: Fits for 2001-2010 GM Duramax 2500/3500 Diesel 6.6L. * Replacement: Everything to install/replace your engine oil cooler, replace for part number of 10263. * Feature: An easy way to test the oil cooler is to remove the oil filter and pressure test the cooling system. * 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 flus...

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