backbox fitting

[Luket-VTR]

has anyone got the supersprint centre pipe...
http://www.kam-racing.com/product_info.php/manufacturers_id/24/products_id/614
if so what backbox do you have or do you know what make of backbox fits on no worries?

[lukesaxokid]

piper is a good fit and the standard one will go on aswell...not sure on any others. im sure many do though.