Hi Ewen!
Mines the DE model
Thanks, Dougie has an HR so the kit is more expensive than the DE.
The Xtreme kit can be seen here, now the most popular choice for a complete replacement fast road setup http://www.350z-uk.com/topic/95545-new-xtreme-clutch-organic-inc-smf-350z-de/
Full UK advice and after service available from us, we can also recommend various specialists who can supply and fit