It’s been over a decade since the last 1999–2003 7.3L Powerstroke rolled off the assembly line. A lot can happen to a vehicle in that much time. And, if you’re like many 7.3L Powerstroke owners, you’ve been through more than one degas tank. Over time, the stock plastic tank becomes brittle and cloudy, making it prone to leaks and impossible to see the coolant level. Luckily, Mishimoto has a solution that will look and function in 15 years just as well as it does today.
When we last saw our 7.3L Powerstroke degas tank, we had a sleek design that fit perfectly in the engine bay, but it was formed from bright-orange plastic. Eager t