Questions about gas? Skip the message board and hear it from a fuel expert.
Just how different is race fuel from street fuel? We ask Sunoco's Zachary J. Santner to find out more.
How to remove carbon deposits from the intake of a direct-injection engine? Zachary J. Santner, senior specialist of quality at Sunoco, offers a few solutions.
How you can spend less on gas–by using less gas.
