Hi all, I've noticed that temperatures are dropping and so are the MPGs, so I thought I would give grille blocking a go this year. I’ve read a fair bit about the subject on this site and links to other sites, but there seems to be little information specific to the Auris HSD. I've pieced together what information I could find and have tried to apply this to my Auris and thought it may be useful to others thinking of trying it (and I may pick up other tips/advice along the way…) So I popped down