question about hks carbon Ti catback exhaust

[blkGSTspider]

im trying to get HKS carbon Ti catbak exhaust but i cannot find 75mm(3inch) HKS carbon Ti catbak exhaust for GST from any where... i can find 3 HKS carbon Ti catbak exhaust for GSX. i only can find 60mm(2.5inch) piping for GST
does GSX piping Fit to GST???
please reply
thx

 

[ericbev]

http://www.dsmtuners.com/forums/showthread.php?t=209261

 

[blkGSTspider]

http://www.dsmtuners.com/forums/showthread.php?t=209261

so... HKS didnt make 3inch Carbon Ti catback for GST...
that sucks