Question: what additives are in diesel fuel?
Answer: Fuel Stabilizers. It's quite normal for the quality of diesel to diminish over time after the refinement and storage process before consumption. ... 
Cetane Boosters. ... 
Fuel Injector Detergents. ... 
Corrosion Inhibitors. ... 
Anti-Gel Additives. ... 
Lucas Oil. ... 
Stanadyne. ... 
Howes.