Item is on Ebay:

K&N High Flow Replacement Air Filter - Mini Cooper - Clubman | eBay

Free shipping within 48 lower states with tracking number
Please check the fitment on the list:

K&N 33-2929 fits the following:



2010 MINI COOPER CLUBMAN 1.6L L4 DSL - To 8/10
2010 MINI COOPER 1.6L L4 DSL - To 8/10

2009 MINI COOPER CLUBMAN 1.6L L4 DSL - All
2009 MINI COOPER 1.6L L4 DSL - All

2008 MINI COOPER CLUBMAN 1.6L L4 DSL - All
2008 MINI COOPER 1.6L L4 DSL - All

2007 MINI COOPER CLUBMAN 1.6L L4 DSL - All
2007 MINI COOPER 1.6L L4 DSL - All

I am not sure whether it fits the earlier years of Mini or not.