Mazdaspeed3 Blow off valve

Hi im new here and i just purchased a 2007 mazdaspeed3 im am looking to install a blow off valve. Is there any company that carries one that will fit. I alredy have purchased a arospeed type rs bov but the hinch were it's supposed to mount just aint wide enough I will apriciate any ideas. 

CONGRATS on the MS3!!!! I LOVE mine SOOO much.2000 miles the first month.... I am still debating a HKS SSQ v2 Blow Off Valve BOV. I am turboliterate when it comes to BOV. Here is what I found for Mazdaspeed3 aftermarket parts. I hope it helps. I hope to hear how your car is with it installed. http://mazda3online.web.aplus.net/index.php?cPath=281_22_160_250