My question is about gasoline. The conventional wisdom I’ve always heard is that brand-name gas (Chevron, Shell, etc.) is better for your engine than what is sold at discount/mom-and-pop gas stations.

SAN RAMON, Calif. -- ChevronTexaco Products Co. has become the first U.S. gasoline marketer to have its gasolines approved as meeting new performance criteria set by BMW, General Motors, Honda and ...

ST. PAUL, Minn. — All 1,450 Cenex stations in 19 states now offer Cenex Top Tier Detergent Gasoline. According to Cenex parent company CHS Inc., the fuel goes beyond Environmental Protection Agency ...