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Thread: do i need to retune my Diesel if changing exhaust

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    do i need to retune my Diesel if changing exhaust

    Quickie.

    Installing a new straight through exhaust on my Gu 3.0 with cat converter but no mufflers. will I need to retune my engine

  2. #2
    Patrol Guru paulyg's Avatar
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    There really isn't anything you can tune on the 3.0l.
    If you have a dawes and needle valve you might have to adjust those a little.
    2010 TB4.8, 5 speed auto TI Wagon, Beaudesert ceramic coated Extractors and 2 1/2 inch exhaust, 3inch lift, BP-51 shocks, Black hawk radius arms and drop boxes, Road Runner Offroad billet alloy draglink, Boss air bags, 295/70/17 KM3s, Redarc Gauges, GME XRS UHF, Autometre fuel gauge, Alpine head unit with offroad maps, Carbon winch, Opposite lock bull bar, Light Force Strikers, Safari Snorkel, Duel long range tanks, work in progress.

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    tonym9643 (15th February 2015)

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