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  1. #1
    Junior Member
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    2000 black T/A Vert
    Red 99 C5 Coupe sold

    Taking off cats and putting on lt's, will car run ok while setting the code?

    I don't have any o2 sims yet, will the car run ok or do I have to get the sims right away?
    thanks,
    Shawn

  2. #2
    Member
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    Sep 2005
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    Pueblo, Colorado
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    268

    Black
    1998 Pontiac Trans Am

    It will run fine. You'll just get an SES light without the sims. They have no affect on the way the car runs.

  3. #3
    Member NHRAMAN's Avatar
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    Jul 2006
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    Vancouver,B.C.,Canada.W.Coast
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    513

    Navy Blue Metallic
    '99 T/A WS6 M6

    Thumbs up

    Quote Originally Posted by ~redlinels1~ View Post
    It will run fine. You'll just get an SES light without the sims. They have no affect on the way the car runs.
    99 WS6 M6 NBM !Cags,!Cats,Vinci/Crane,Hurst,Detroit TruTrac,3:73,31 Splne,Edel.Race LT's,ORY,QTEC,Flow,ARP,Percy,MSD,SLP,AC/DELCO,Bosch,GMPP,Cntrfrce DF,Htchkiss,Susp.Tech,Lakewood,285's,Bilstein,Pro-kit,SLP,RK Sprt,A/Meter,Red Optima,Magnaflow S/S Tips,Hd Pins,Tint,Fire.Ex,[*4 Hot Rod Power Tours*]

  4. #4
    Member
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    Tulsa,OK
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    43
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    914

    Quick Silver
    2002 Z06

    Quote Originally Posted by ~redlinels1~ View Post
    It will run fine. You'll just get an SES light without the sims. They have no affect on the way the car runs.


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  5. #5
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    i'v had longtubes with no cats on my car for 9 months and never had any issues. my engine light has not even come on once

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