Back in 2004, several automakers got together to create a more pure form of gasoline to meet strict standards set by the U.S. Environmental Protection Agency (EPA), now known as Top Tier gasoline.
If you use low-quality gas without extra fuel additives and detergents, your fuel system and injectors will get dirty. Here’s ...
Practical Classics on MSN

Restore a classic’s fuel tank

NAILING IT Discover how to flush, seal and future-proof your fuel tank at ...