hopefully you guys can help clear things out for me... well first off... i have a 94 GSR... the question i have is that.. i have a stock 2000 type r cat-back.. well the muffler end bolts up.. but the mid-pipe is to short.. it will not reach the cat.. it is i beleive 6 inches shorter... so what peices do i need to make this thing bolt up? i dont want to resort to cutting and welding.. could it be that the cat from the obd2.. are longer? cause it has the extra bung for the o2.. or what is it? help me out please..

 

yes...the ITR cat is longer than the 94-99 GSR cat

 

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by iLLiCiT &raquo;</TD></TR><TR><TD CLASS="quote">hopefully you guys can help clear things out for me... well first off... i have a 94 GSR... the question i have is that.. i have a stock 2000 type r cat-back.. well the muffler end bolts up.. but the mid-pipe is to short.. it will not reach the cat.. it is i beleive 6 inches shorter... so what peices do i need to make this thing bolt up? i dont want to resort to cutting and welding.. could it be that the cat from the obd2.. are longer? cause it has the extra bung for the o2.. or what is it? help me out please.. </TD></TR></TABLE>

The stock cats are the same length, whats different is the header A pipe and B pipe. The earlier GSRs had longer B pipes, like the JDM exhaust. You'll just need a section of 5" long tubing with 3 bolt flanges on either end to fill your void.