pod filters are illegal anyway unless in a sealed box with external feed. im not sure what you can do, my car had a pod filter but i got rid of it, i have stainless steel extractors and cat back. thats it and i dont get hastled for them. if you get a car i got a 2.5inch cat back for sale i had it on my car it made bit more power but to loud lol. im not far from shire either.
its good to see your looking to join the skyline family lol, what colour where u looking at