bore out cat.??
manji240
04-03-2004, 12:01 AM
should i bore out my cat. or no, will it make a difference in sound alot or performance.?? thank you( i have hks hiper exhaust).
Bryants95240sx
04-03-2004, 12:06 AM
if your worried about that just buy a hiflow cat
nissanfanatic
04-03-2004, 01:48 PM
Restriction in exhaust=power loss but to a certian point also=torque. If you don't know just leave it alone.
canisay182
04-03-2004, 02:37 PM
why pay money, save money. drill it out. its easy as hell takes ten minutes no loss of money for a brand name.
racerh03
04-03-2004, 11:12 PM
thanks but will it make it alot louder or not??
canisay182
04-03-2004, 11:27 PM
yes it will make it louder just like a header will make it louder but the cat will not affect the sound as much as a header but to answer your question yes it will
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