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mileage

  1. Are there no definitive answers on the Throttle Body Spacers (TBS)

    Titan Performance Modifications
    I am a patient person but today I must be grumpy since I can't find a good answer. :) I've spent 8 hours yesterday and 3 1/2 hours today reading all the threads I could about TBS's and what I've found is all sides of the scale as far as mileage is concerned. Some say they are junk and do...
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