They also have a Rear Parking Camera an Option on if you have the Navigation system....
http://www.mazda.co.uk/sycomax/uploadpool/documents_UK/forecourts/brochures/Accessories_Mazda5.pdf
The Mazda Cross Refrence Number for the 3 is LF5013240A
I wonder if they'll come out with a whole intake like on the six....
http://www.knfilters.com/search/product.aspx?Prod=33-2293