over here in australia castrol have the gtx magnetic i just want to know does it really work,does and how ? does it cling to metal parts ?. and is it a real breakthru or is it just bullshit? im sick of buying hi priced oils when i cant see the differance from a 30$ oil and a $5 oil whats the differnce?????? i think its time we had a closer look at oils in our engines??