DIESELR EGR Upgrade Kit (2007.5-2009 Cummins 6.7L)The factory EGR setup on the early 6. 7 trucks is known for heat soak, soot loading, and constant flow issues. This EGR Upgrade Kit for the 2007. 52009 Cummins 6. 7L is built to fix those weak points using clean, direct fit hardware that actually holds up under real conditions. No odd brackets. No trimming. No leaks. Just parts that line up the way they shouldve from the factory. If youre running tuning, exhaust side hardware, or just want the truck