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Doug Thorley 3RZ Header Install

Discussion in 'Performance and Tuning' started by rat107, Jul 6, 2015.

  1. Jul 6, 2015 at 6:57 PM
    #1
    rat107

    rat107 [OP] Well-Known Member

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    Not a big performance gain because of the similarities to the stock tubular exhaust manifold. Looks pretty though... 2003 regular cab 4x4 3RZ. Header purchased from LC Engineering.

    85719D9D-B695-4B7A-8EA8-92CE7C33869E_90c11602314c40896c5728b869f0f44d02163b68.jpg

    EB276899-6B6F-400D-B5B2-98405F7FBA5A_71c4a9784368ba2353f7628c7a98fe9c21c285c0.jpg

    C0BB3310-BF6D-49C8-82C0-082E97B60B2E_ab8451f6adb20d91da392cdc39736383aa0804cb.jpg
     
  2. Jul 7, 2015 at 9:34 AM
    #2
    Torspd

    Torspd Tor-nication

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    Is there a long tube version as well?

    Is there a difference in I.D.'s?
     
  3. Jul 7, 2015 at 11:14 AM
    #3
    rat107

    rat107 [OP] Well-Known Member

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    2024 TRD Off Road 4x4, Automatic DC/LB Bronze Oxide
    aFe Momentum GT Cold Air Intake System w/ Pro DRY S Filter
    No long tube version for trucks with dual converters but yes the tubes are larger.
     
  4. Sep 21, 2022 at 7:23 AM
    #4
    RoscoeTT

    RoscoeTT Well-Known Member

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    How was this after long term use? Would you of done it again or just stuck with OEM?
     

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