If our engines are the same as the Mazda3 2.0, we could potentially use this one:
http://afepower.com/shop/details_new.php?partno=30-10199&filter&menu=gas&engine=2.0L&searchtype=vehicle&make=Mazda&model=Mazda3&year=2011&engine=2.0L&&brandID=59
I have one in my Mazdaspeed3 and am pretty happy...