DIESELR EGR Upgrade Kit (2017-2019 Duramax 6.6L L5P)The EGR Upgrade Kit (20172019 Duramax L5P) from DIESELR is engineered for Duramax owners who demand long term reliability, cleaner airflow, and consistent power under load. Built for 20172019 GMC Sierra and Chevrolet Silverado 2500 3500 4500 5500 HD trucks, this kit replaces the factory EGR system with high quality components that eliminate common failure points. By removing restrictive EGR parts, this kit helps reduce soot buildup, lower exhaust gas
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