Some Howes when weather, to dispell water, improve lubricity, lower gel point, add cetane.
Best tip is one Ive used is always from my pipeline construction master mechanic backed up by local diesel mechanics , and my experience of owning 4 chevy diesels since 1986. just took delivery of my 5th a 2021 3500 silverado.
When I change the fuel filter, I fill it with SEA FOAM. In over a million miles I have never had injector issues.
Amongst our area loggers and construction operators, where machinery may sit for months between use Power Service is the go to for emergency , Howes diesel treat the gasoline equivalent to fuel stabilizer.