Stock 99 civic Ex cat with a 99 si...
09-09-2005, 11:23 AM
#1
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Stock 99 civic Ex cat with a 99 si...
hey guys, I was wondering if a stock 99 ex cat will work with a 99 si? Have to smog my car soon and can't seem to find an si cat 
Thanx
Thanx
09-09-2005, 01:05 PM
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Re: (gftgrill)
yes, they same number...wow on this website its listed for $863....
http://www.hondaautomotivepart...+PIPE
Luckily I one for $250 rebuilt...needed one for smog...but now I just take the new cat out and put it back on when I need to smog...Dang the cats wit the 02 senors in them are expensive...good luck
http://www.hondaautomotivepart...+PIPE
Luckily I one for $250 rebuilt...needed one for smog...but now I just take the new cat out and put it back on when I need to smog...Dang the cats wit the 02 senors in them are expensive...good luck
09-11-2005, 10:31 PM
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Re: reply (prototype 6th gen)
it will work. I have a 00 Si cat on my 98 ex. The only major difference is on the ex cat the o2 sensor placement is more towards the rear while the si cat is more towards the middle.
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