IPR Extreme Duty EGR Cooler for 2006-2007 Chevrolet 6.6 Duramax which features a tube style stainless steel core which has been fully TIG welded to ensure reliable performance. This is the highest quality EGR cooler on the market, which features aerospace standard TIG welding process and we've taken extra steps to thoroughly clean our cores internally and externally to ensure a contamination free welds and the ending results is that our EGR cooler's finish is a shiny polished unit. The cleaning process also removes all contaminants that would normally clog oil coolers. IPR backs this product up with a lifetime warranty.
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