Make adding Fuel Additive to your 2016-2022 Chevy 2.8L Duramax part of your routine at every fill-up. Additives are formulated to provide your engine with what it needs to improve performance, reduce smoke, and clean engine and fuel system components. Many fuel additives enhance lubricity and cetane while others are specifically designed for cold weather and to reduce diesel fuel from gelling in cold weather. Find the additives you need in your vehicle from the top brands like FPPF, Hot Shot's Secret, Lucas Oil, XDP, and more!