If you are noticing a decrease in your car’s performance, or you are experiencing knocks and pings, you may want to take it into the shop. However, before jumping to the worst-case scenario, adding a ...

The quest for more power has led to the development of many performance enhancers, such as high octane fuel and octane boosters There are many factors which affect the performance of an engine. High ...

Pumping gas into his car at a downtown filling station, Matt Miller ponders the latest flap over gasoline. And it isn’t the pump price. U.S. automakers say a manganese-based fuel additive used as an ...

Gas prices in the northwest continue to sit above the national average, according to AAA, as prices nationwide continually increase to new record highs. The average price of regular unleaded gas in ...

With all the different engine and combustion theories being tested at the Engine Masters Challenge, it made us wonder about the fuel these powerplants were gulping down. For the 2015 event, we had ...

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 ...

Q: I own a 2001 Toyota Highlander V/6 with 40,000 miles. Recently while driving on the highway, I floored the gas pedal to pass a truck. As I lifted my foot off the gas pedal, it started going faster.

Have pings got you down? Has driving your car become a pain in the gas? Are your exhaust valves being "lead" astray? Well, as promised in last month's "Living With Unleaded," article, have we got some ...

Automakers and oil companies are developing new engines and fuels Fuel cost is a key concern Automakers and oil companies are quietly developing a new generation of fuels and engines to run more ...

Gas prices in the northwest continue to sit above the national average, according to AAA, as prices nationwide continually increase to new record highs. The average price of regular unleaded gas in ...