Which panel filter for my pd130 1.9 tdi?

[az_tdi]

Hello folks looking at getting a performance panel filter for my wagon, from what i can see there are around 3 good makes out there, green cotton, k and n and pipercross. The K n N and pipercross are around 34 quid delivered but the green cotton one is around 46 delivered just wondering if anybody can rate any of these items to help me decide on my purchase. Many thanks guys.