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Super Pro rear diff bushings - amplified noise

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Old 27 September 2016, 09:01 PM
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Talking Dog
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Default Super Pro rear diff bushings - amplified noise

Hi, After having a set of these fitted to my 2002 sti there was a massive increase of "whine" when slowly down in gear at around 2.5k rpm..
If I accelerate the noise goes and I cant actually feel any grinding from the rear.

The noise only seem to appear while in gear and slowing down - most noticeable in 4th. Is this a normal inherent of uprated diff bushings. I don't actually feel any benefit from having these.
Old 28 September 2016, 07:18 AM
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JGlanzaV
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Yes.

The bushes used to absorb the vibrations. They dont anymore with the new ones.
Old 29 September 2016, 09:44 AM
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May go back to OEM.
Old 29 September 2016, 10:32 AM
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JDM_Stig
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Originally Posted by Talking Dog
May go back to OEM.
It`s a Subaru, its all about being raw, buy a Golf if you want safe and silent,
I missed all the tranny noise etc when I went from a classic to a newage,

replace the rubber prop bushes with solid if you want to add some noise !!
Old 29 September 2016, 10:35 AM
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Talking Dog
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I know where your coming from.. however if I were to sell it .. it would put buyers off..
Old 29 September 2016, 10:37 AM
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Rusti
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Have to admit I really like hearing the diff whine after I replaced mine, but each to their own. Also noticed a real difference with feel once the linkage bushes had also been done.

Not sure I want to go as far as engine mounts last car I did that in the steering wheel looked like the legs on a fitting dog!
Old 29 September 2016, 11:12 AM
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modrich
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check your suspension mounting points, see this thread: https://www.scoobynet.com/drivetrain...iff-whine.html
Old 29 September 2016, 12:04 PM
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Talking Dog
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Sweet jesus - that's hardcore yet oddly satisfying.
Old 01 October 2016, 09:07 AM
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stealthbomber
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Originally Posted by 53
For trackdays not holidays

Lol
Old 06 November 2016, 11:04 PM
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sssssteeeee
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hardrace do a nice replacement, similar hardness to the oem rubber version
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