Scirocco Central

found this at: http://docs.google.com/viewer?a=v&q=cache:alFrEWxgJN0J:www.volkswagen.co.uk/assets/common/content/owners/Longlife_servicing.pdf+is+castrol+slx+professional+powerflow+longlife+iii+5w-30+fully+senthetic&hl=en&gl=za&sig=AHIEtbTM0nk9yUw30-DiH7gHJBbSCTsKHQ" onclick=&qu...

Hi Guys I've checked my service book a see that the oil to use is VW50400. I went through to my local dealership, they say this is Castrol SLX Professional Powerflow Long Life 3 5w30 (vw 50400 approved). Checked this with Castrol SA, they're adamant that this is correct. What I don't understand is w...