Mishimoto 11-19 Ford 6.7L Powerstroke Expansion Tank Kit - Naturalno more trying to shine a flashlight through a muddy tank. Our tanks also incorporate internal baffling to ensure coolant stays where it needs to be, even when the road gets rough. The Mishimoto degas tanks boast a 9. 86 percent total increase in coolant capacity over the stock tanks to squeeze even more cooling potential under the hood. The Mishimoto 2011 2019 6. 7L Powerstroke Aluminum Degas Tank kit is available in a stealthy micro wrinkle black