But there may be cases where even the best of them could use a little help with an additive. Related: Do You Really Need to Change Your Oil Every 3,000 Miles? One of the most common fuel additives ...

and it’s not like the price of gas makes it easy to flush the system anyway. Instead of driving yourself nuts, you can use fuel additives to get the job done. It’s not wise to just run off ...

All regular grade and premium grade gasoline in any given region use the same base fuel, AAA says. What’s different is the unique mix of additives that each brand blends into their fuel before ...

If you thought diesel fuel additives were merely store-bought products at your favorite auto store, you'd better think again. Fuel suppliers, refineries, and manufacturers are the biggest market ...

Q. I perform routine maintenance on my family’s cars and just want to know your thoughts on Marvel Mystery Oil as both a fuel additive and oil additive. Is this product really beneficial for both?