VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005
my turbo seals are going out on my k03. i will need to either replace the turbo with a new K03 or possibly upgrade it to the K04 if it will bolt right up to the stock parts. I was considering getting a turbo rebuild kit but i'm not sure what the actual part number is for the stock turbo because...