Looked at Hipex web-site and they sure made the most of the pipes they have to offer. 3 different 2069 pipes and 2 different 2034 pipes...
And now the 2095 is on the way to, wonder in how many configurations..?
http://www.hipex.it/HIPEX/Products/Products.html
Is there a difference performance wise? They hold the same EFRA numbers.