The Mishimoto Hot Side Lower Pipe Polished, Part #179, is a hot-side intercooler pipe kit designed for turbocharged diesel trucks. Specifically, it's a direct-fit upgrade for the 2017–2019 Chevrolet Silverado and GMC Sierra 2500HD/3500HD equipped with the 6.6 L Duramax L5P turbodiesel engine. ✅ Compatibility Chevrolet Silverado 2500HD (2017, 2018, 2019 L5P) Chevrolet Silverado 3500HD (2017–2019 L5P) GMC Sierra 2500HD (2017–2019 L5P) GMC Sierra 3500HD (2017–2019 L5P)
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