Unanswered Question: 2015 Mustang

Kinja'd!!! "Conan" (ske1n)
06/16/2014 at 10:49 • Filed to: 2015 Mustang, Mustang

Kinja'd!!!0 Kinja'd!!! 17
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Why does the track pack insist on a spoiler delete? Wouldn't you want the extra downforce on the track or does it assume just drag racing?


DISCUSSION (17)


Kinja'd!!! Nibby > Conan
06/16/2014 at 10:50

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Weight savings, yo


Kinja'd!!! Conan > Nibby
06/16/2014 at 10:51

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Is the spoiler weight that significant?


Kinja'd!!! mcseanerson > Conan
06/16/2014 at 10:52

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Is the downforce from the stock spoiler significant? Or does it even provide any at all?


Kinja'd!!! T5Killer > Conan
06/16/2014 at 10:53

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The factory spoiler makes little to no down force. One of the Car mags did a test of top speed with a late model mustang GT spoiler and no spoiler and there was no difference is handling and the spoilerless one had a few mph more of top speed.


Kinja'd!!! Conan > mcseanerson
06/16/2014 at 10:54

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Must not be that much if this is a thing. Just seems odd to me on a car seemingly focused on aerodynamics.


Kinja'd!!! Conan > T5Killer
06/16/2014 at 10:55

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Crazy they even included it at all then. Thanks.


Kinja'd!!! mcseanerson > T5Killer
06/16/2014 at 10:57

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Yeah I imagine the stock spoiler is for image and for adding drag to the car, if that's your thing.


Kinja'd!!! Takuro Spirit > Conan
06/16/2014 at 11:05

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So it's easier to see all the cars behind you that are losing, YEEEEAAAAHHHHHH!!!


Kinja'd!!! wabbalosthiskey > Conan
06/16/2014 at 11:06

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Hint, virtually no factory spoiler provides downforce. Just added weight.


Kinja'd!!! Conan > Takuro Spirit
06/16/2014 at 11:06

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I think I have all the answer I need.


Kinja'd!!! Conan > wabbalosthiskey
06/16/2014 at 11:07

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So it's only crazy stuff like the WRX/Evo then?


Kinja'd!!! wabbalosthiskey > Conan
06/16/2014 at 11:14

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I don't know anything about WRX aerodynamics, but my guess is that it's either not actually high enough or is just barely to even be in the airstream. It also doesn't appear to have any actual airflow dynamics and if it did not at the speeds a road car would see.

But like I said, I know nothing about a WRX in general let alone it's airflow characteristics


Kinja'd!!! Conan > wabbalosthiskey
06/16/2014 at 11:16

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It makes me curious. I'll look into it.


Kinja'd!!! Conan > wabbalosthiskey
06/16/2014 at 11:20

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Apparently only the STI does and only at speeds that you should be doing on a track.


Kinja'd!!! CAR_IS_MI > Conan
06/16/2014 at 11:23

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Factory spoiler is non-functional, aesthetic only.


Kinja'd!!! crowmolly > Conan
06/16/2014 at 12:02

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http://www.camaro-untoldsecrets.com/articles/rpo_d…

For your reading pleasure. They only show the 115mph test but there must have been some form of small improvement at highway speeds as well.

It also helps that the stock aero is not that great.


Kinja'd!!! feather-throttle-not-hair > Conan
06/16/2014 at 13:08

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I read an old car and driver article on this from the early 2000s I think. Basically their conclusion was that small spoilers (not wings) were sometimes mildly effective. This is lip spoilers, the ones that look like little jumps for air. High rise wings, a la f40 or supra are also effective, though they add drag. Short wings, the kind you see on camrys and mustangs are worthless and cause drag. The wing is too close to the body of the car to get into clean air.