Euro 6d now and previously Euro 6d Temp already forced direct injection to have a filter. The paper about brake and tire wear you cited receive a Corrigendum a

Euro 6d now and previously Euro 6d Temp already forced direct injection to have a filter. The paper about brake and tire wear you cited receive a Corrigendum about false attribution and conflict of interest because the author works in a motor tech: The authors regret that as Victor Timmers did not carry out the research under the auspices of the University of Edinburgh, nor in collaboration or consultation with any personnel at the University of Edinburgh, the affiliation of “University of Edinburgh” has now been removed from this work at the request of the Institution. In addition, subsequent to the publication of the Paper, Victor Timmers has disclosed a potential Conflict of Interest with regard to the work, namely: “non-financial support from Innas B.V, during the conduct of the study”. The authors would like to apologise for any inconvenience caused.