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Thread: Running Low Boost

  1. #1
    3rd Gear Jez GTi's Avatar
    Join Date
    Mar 2012

    Running Low Boost

    Ive noticed recently a loss in boost upon inspection ive fond that the tube leading from the top of my dv valve is split, could this be the issue also does anybody know what size it is so i can replace it.

    Thanks J

  2. #2
    Golf mk4 tdi 130 mickstoke's Avatar
    Join Date
    Feb 2012

    Re: Running Low Boost

    yeah any sort of vac or boost leak will cause either over boost or under boost. think its 4mm vac tubing
    Forge Motorsport | Alloy Fabrication

    found this for you too
    Vacuum Pipe - uk-mkivs

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