Quote Originally Posted by skidmarks View Post
Hindi lang porma yan, My auto electrician once said, it is a simple, cheap way to improve electrical efficiency on your car, lalo na pag old car, kung mapapansin nyo bkt nyo kailangan linisin terminal ng battery nyo? because pag nagkaroon ng buildup ng carbons or calcium, humuhina current and EFI loves current.
The effectiveness will really depend on the person you asked. For example; magnetic medical bracelets. They claim to cure certain illness, but no physical proof.