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need exaust help

This is a discussion on need exaust help within the Firebird / WS6 forums, part of the Vehicle Specific category; i have a 02 trans am with ls1 a4. im geting the code " cat bank 2 below efficincy" and ...

  1. #1
    Junior Member
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    Jul 2009
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    parma ohio
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    black
    2002 trans am

    Post need exaust help

    i have a 02 trans am with ls1 a4. im geting the code " cat bank 2 below efficincy" and i like in ohio and have to pass emishons to get plates. any help on high flowing cats would help. my plan is long tube headers,high flow cats to an X pipe then to some kind of muffler. any and all coments/help are welcome

    thanks
    Last edited by Cutlass; 04-27-2010 at 06:54 PM. Reason: Removed NWS post icon

  2. #2
    Life in the Fast lane sunsetorangess's Avatar
    Join Date
    Aug 2005
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    Bragg NC
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    2,835

    Met. Sunset Orange
    01 SS

    How many miles on the car? GM will replace them for free 10 Years or 120,000 miles
    J
    2001 SS, Its not the car its the Driver that matters....

  3. #3
    Junior Member
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    black
    2002 trans am

    90k ish? how dose that work?

  4. #4
    Senior Member justinmc978's Avatar
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    May 2009
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    college station, tx
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    2,564

    sold: 1999 firebird
    1998 Trans Am

    what about this thread makes it Not Work Safe? just wondering,

    and yes you can get them replaced.

  5. #5
    Moderator Cutlass's Avatar
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    Madison, WI
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    6,998

    1999 Formula WS6 M6-sold
    2001 Silverado Z71

    yes, please don't use NWS unless it is justified

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