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AEM Tru-Boost review

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Old Apr 24, 2007, 06:26 PM
  #16  
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The tru boost can't run past 29-30 Psi without an adapter that is sold seperately but with that adapter you can run up to 75 psi.

I have a negative because that's the vacuum that it's reading. I'm set at 24 psi so my duty cycle is set to 65%. My race gas setting that Jestr did for me is set obviously higher but not too much higher or my DV would leak and throw off my whole setup.

High PSI where bouts in central jersey? I see very few evos's roaming around this area, but if you have any questions or need any help feel free to stop by bro.
Old Apr 24, 2007, 07:29 PM
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Originally Posted by ElectricEvoIX
The tru boost can't run past 29-30 Psi without an adapter that is sold seperately but with that adapter you can run up to 75 psi.

I have a negative because that's the vacuum that it's reading. I'm set at 24 psi so my duty cycle is set to 65%. My race gas setting that Jestr did for me is set obviously higher but not too much higher or my DV would leak and throw off my whole setup.

High PSI where bouts in central jersey? I see very few evos's roaming around this area, but if you have any questions or need any help feel free to stop by bro.
What do you have the wastegate spring set to?
Old Apr 25, 2007, 04:02 AM
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Old Apr 25, 2007, 08:26 AM
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Originally Posted by ElectricEvoIX
The tru boost can't run past 29-30 Psi without an adapter that is sold seperately but with that adapter you can run up to 75 psi.

I have a negative because that's the vacuum that it's reading. I'm set at 24 psi so my duty cycle is set to 65%. My race gas setting that Jestr did for me is set obviously higher but not too much higher or my DV would leak and throw off my whole setup.

High PSI where bouts in central jersey? I see very few evos's roaming around this area, but if you have any questions or need any help feel free to stop by bro.
it's an external sensor. the aem 5 bar map sensor used with many aem stand alone systems. it's loggable :]
Old Apr 27, 2007, 10:02 PM
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Originally Posted by ElectricEvoIX
12
crack pressure right?...I have mine set at 4.
Old Apr 28, 2007, 06:56 AM
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Nice write-up and good information. Thanks for sharing.
Old Apr 28, 2007, 07:06 AM
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The newer versions have the minus sign for vaccum. Older versions (like mine) you just know because the the lights around the outside aren't lit. If you check their web site I believe you can send you older version in and they will change it for you. Here's the link for the updates.

http://forum.aempower.com/forum/inde...c,17959.0.html

Last edited by 04WWRS; Apr 28, 2007 at 07:12 AM.
Old Apr 28, 2007, 07:56 AM
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Originally Posted by TurboIX
crack pressure right?...I have mine set at 4.
oh yea yeah my bad lol
Old Apr 28, 2007, 01:19 PM
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Originally Posted by s2kguy
Doesn't use "spring pressure", uses duty cycle in %. I have the wastegate set at 11.5 psi and currenly running 56% duty cycle for 20.3 peak, holding 19psi.

All these central jersey people, and I never see any other evo's roaming around.
I've never tried raising the crack pressure( spring pressure) passed 6psi.. I just assumed I would spike even worse than now. I'm going to play around with it more because I dont have a good low boost setting. It's like 21psi tapering to like 16psi.
Old Apr 28, 2007, 01:52 PM
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Ideally you should have it as close to the wastegate spring pressure as possible, which is 11.5-12 last I checked. My taper is only about 2 psi on a bad day . Set for 20.3 at the spike, I hold 19+ almost to redline.
Old Apr 28, 2007, 04:28 PM
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Interesting you say that. The higher the crack pressure the more I spike and the more I taper. I set it today at 3.0 with 58 duty cycle and I spiked to 21 and held 20 the whole time untill redline.
Old Apr 28, 2007, 04:55 PM
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i just installed mines today..i followed electricEVO's set up..since im tuned for 23psi with the 65% duty cycle and 4 for the wastegate crack...i havent really tested every gear yet but the largest spike so far is 23.5..im very happy with this controller(throws MBC out the window)

Last edited by SteelEvo; Apr 28, 2007 at 04:57 PM.
Old Apr 29, 2007, 07:53 PM
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Originally Posted by SteelEvo
i just installed mines today..i followed electricEVO's set up..since im tuned for 23psi with the 65% duty cycle and 4 for the wastegate crack...i havent really tested every gear yet but the largest spike so far is 23.5..im very happy with this controller(throws MBC out the window)
there you go, and I'm pretty sure my tune has a little something to do with this but all depending on the mood of the car you'll see it spike @ 25 when you punch so it's just a matter of fiddeling with the duty cycle. But you'll feel the differece once you get through those gears. best of luck man
Old Apr 30, 2007, 02:01 AM
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i just upped the wastegate spring value to my wg's which is 12.5-13..it spools faster...it hits hard..put a smile on my face...cant wait to take it back to the track..oh and max spike with the duty cycle at 62=24...i love this boost controller so far
Old Apr 30, 2007, 08:13 AM
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Originally Posted by TurboIX
Interesting you say that. The higher the crack pressure the more I spike and the more I taper. I set it today at 3.0 with 58 duty cycle and I spiked to 21 and held 20 the whole time untill redline.
If it works for you, go with it. Running that low I had issues with boost jumping around a bit, same for when I had it set too high.


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