You can also have what ever tip you like, they can supply with the OEM style 4.8 tip, if you wish - extra cost though I think.
Another good site, Thorney Motorsport
http://www.thorneymotorsport.co.uk/i...hp?cPath=25_38
Milltek / Thorney Motorsport developed a 4.8 system that sounds better than an eisenmann race. Think the blokes name is Steve Thorney, seen a couple of posts on this site and others.
More price information:
http://www.icjperformance.co.uk/prod...d=1&modelid=61
http://www.europerformance.co.uk/pag...sub_category=1