We have to separate the chemical "octane" from a fuel's "octane rating" since they can be two different things. Think about it this way. If you learned your shapes in kindergarten, you should easily ...

Sometimes in life, we are just wracked with choices. We're forced to contend with the decision-making process at every turn, and after a while, things become too much to remember. Like filling up your ...

Many motorists wonder whether there’s a difference between 93 and 95 unleaded petrol and which is the better fuel to fill up with at the petrol station. Some argue there’s no difference, while others ...

We’ve been reporting for years that there’s zero advantage to using a higher-octane gasoline than your car requires, and that you can also get away with regular gas if your car merely recommends ...

With the price of regular unleaded gasoline still in the $4-a-gallon range, the comparative price of premium is kind of a bargain at many stations. Really. When the price of regular surged this spring ...

You want your car to last, so you treat it right. That means regular oil changes, weekly washes, seasonal rustproofing and, of course, nothing but premium gasoline with every fill-up. Only, in some ...

There is much debate around whether 95 Octane petrol is an essential to get the best performance out of your car and to avoid unnecessary wear and tear. "This is a question that often pops up in the ...

In the June 2006 issue of Motor Trend, our "Strike Force: Target Z06" cover story highlights the track test five of America's hottest tuner vehicles against America's best factory supercar: the new ...

In the decades since its founding, Costco has become, arguably, the biggest wholesale outlet chain in the world. At this point in the wholesaler's history, the list of things you can't buy inside a ...