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  1. Does a Cat delete require tune

    Exhaust Tech
    Wouldn’t high flow cats without a tune hurt the car just as much as a delete?
  2. Does a Cat delete require tune

    Exhaust Tech
    I don’t reallt want to spend the money for a tune right now so I guess I’ll wait on getting the cats deleted. Are you sure that it will over time harm the engine without the tune?
  3. Does a Cat delete require tune

    Exhaust Tech
    I am thinking about deleting my cats to make my car Just that little bit louder it needs, I was wondering if I need a tune after doing so. I know that check Engine light will come on but I was wondering if doing this and not having a tune will hurt the engine.
  4. I want my car as loud as it can be! Please help!

    Exhaust Tech
    Hahaha all I was asking was if changing to the 4inch exhaust tips would make the exhaust sound louder
  5. I want my car as loud as it can be! Please help!

    Exhaust Tech
    I have a 2008 g8 gt in bright white and I want the car to be as loud as it possibly can be without going into big steps like headers and a cam. Right now the car is straight piped with a xpipe no cats, mid mufflers, or rear mufflers and I was wondering if changing my exhaust tips to 3.5 inch or...
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