Nah if you've got a catch tank or no breather into the intake it keeps clean, my new'uns were nice and clean until I had to remove the catch tank failure lol - a week later they were full of oil again! :rollleyes:
EGR shit makes a messin boost pipes as well but I dont even know if XUDs have EGR.
EGR shit makes a messin boost pipes as well but I dont even know if XUDs have EGR.