Improve the performance of your 2020 Chevy/GMC 3.0L Duramax with Intercooler Sprayer Kits and accessories. These kits are designed to reduce fuel and air temperatures as well as improve the thermal transfer of your intercooler. Improve intercooler efficiency by as much as 50% and lower intake air temperatures by as much as 35%. XDP offers DEI and other high-quality brands for the parts and accessories you need.