I don't know where this stuff got it's mythical reputation...
It's the same ol' crap that's in most snake oil additives...
... and it's $7.00 a bottle!...
...
Regular unleaded gas already contains a better detergent package...
Seafoam ingredients:
Isopropyl Alcohol (rubbing alcohol), pale oil (3 n' 1 oil), and naptha (lighter fluid).
Magic!...
...