ummm i said fish oil as a joke i ment fish oil would work better than a ill gimmick . personly i would use good primers and good under body tar keep it undercover and dry

................. i was talking to a guy that fitted em and he was laughing about it saying it was a scam ....... theres one on the market that protecs your interior too lol ..........
some people that have a real rust bucket will spray fish oil , fill the doors with engin oil ect. ect