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Thread: 99 Trans Am LS1

  1. #1
    Potential Tuner
    Join Date
    Feb 2005
    Location
    Monrovia, CA
    Posts
    1

    99 Trans Am LS1

    My car is stock with the exception of a K&N filter. How much House Power can I get using HP Tuners. And, what settings should I change with HP Tuners with my car?
    99 Trans Am, LS1, Auto. Best 1/8 time is 8.91

  2. #2
    Tuner
    Join Date
    Jan 2004
    Location
    orlando fl
    Posts
    79

    Re: 99 Trans Am LS1

    spark, and airflow characteristics

    Ryan
    1998 Ws6 TA

  3. #3
    Tuner
    Join Date
    May 2004
    Location
    Wichita, KS
    Posts
    157

    Re: 99 Trans Am LS1

    LS1's are usually setup to run pretty rich from the factory so there is power to be had there by leaning it out to 12.8-13.0. Also you can mess with the timing to try and get max. hp while eliminating kr.
    98 M6 TA, mods: tsp torquer(233/233 .589 112), Patriot golds, ls6 oil pump, ls6 intake, tsp lid, pacesetter LT\'s and ORY, magnaflow, fra, HPTUNER!