All I have done is the "Cryos" mod on my 2.5. both shops that I have taken it to always complement me on how much better sounding the new lower note is. and w/o any drone.
but it adds nothing to performance. and is a bit..... barbaric in terms of modification haha
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Stop lights timed for 30 MPH, are also timed for 60 and 90 MPH!
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