Forum Discussion
tdevery
Dec 09, 2014Explorer
Well, I did a complete turbo back exhaust system, with just a small pass through muffler.
Added a tuner and gained 2 mpg. Ford 2008 6.4L
Then only sound a hear is air rushing out the tip. Not any louder than stock.
Added a tuner and gained 2 mpg. Ford 2008 6.4L
Then only sound a hear is air rushing out the tip. Not any louder than stock.
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