yes you need to remove headlight washer reserver. to get it out you take off the wheel lining above drivers side front wheel, it has a couple of bolts inside the engine bay that you remove and then you need to pull forwards and downwards...go like crazy to rip it out,

I brought mine from http://www.Genie4x4.com (nz coampny) they seemed to be the cheapest around...if you want to check out the airflow snokel on a paj check out my website, main page shows it on the vehicle...dont know it website is listed in my profile or not so here it is....http://www.wicked.net.nz/WAZZA/WazzasWicked.htm

i put one in, no template, but not to hard to do