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Thread: Test pipes

  1. #1
    Join Date
    May 2001
    Location
    North SF Bay
    Posts
    478
    My Cars
    2002 BMW M3

    Test pipes

    I was wondering if anybody here is running a test pipe, and for those who don't know what a test pipe is.... a pipe that replaces the catylatic converter with holes for the O2 sensors.
    Just wondering if anybody has done this and if there is any noticable power gains.
    02 M3 Steel Gray / Imola


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  2. #2
    Join Date
    Dec 2001
    Location
    Sacramento, CA
    Posts
    2,104
    My Cars
    '04 GT3, '04 Lexus GX470, '92 Toy 4x4 ("Pablo")
    Active Autowerke sells a test pipe, which they call a track pipe. Mine should be here Tuesday...

    AA has dyno charts online...you can check them out and that should answer your questions..

    http://www.activeautowerke.com/exhau...ckPipe-E36.asp

    1995 M3 (sold)
    1997 M3/4 (sold)
    2004 GT3
    2008 E90 M3 on order -- week 23 build -- DCT and 19's!

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