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View Full Version : AEM engine management gains on a ka24de?


s14vagabond
04-08-2009, 05:15 PM
building my NA ka24de and was wondering some avg gains from an AEM engine management tuned.
searched but only found AEM vs AFC threads......
if anyhone knows, that will be sick

S14DB
04-08-2009, 05:27 PM
http://img.photobucket.com/albums/v108/S14DB/240sx/Dyno/KA24DE.jpg

YoungRookie
04-08-2009, 08:57 PM
So is that graph showing a +30hp gain from running an AEM EMS

boostdd
04-09-2009, 12:11 AM
if so thats impressive

SilviaSR20DET
04-09-2009, 12:47 AM
impressive indeed! tuning is key if you want more power. Can't hurt to have a fully tunable ecu for later use when you intend to go booost

RPS13-604
04-09-2009, 01:42 AM
the ems is the shits! i've seen +50hp gain on that on a sr20det with a GT2871R

S14DB
04-09-2009, 07:44 AM
So is that graph showing a +30hp gain from running an AEM EMS

about +25hp and +40ft/lbs.


SR20DET
http://img.photobucket.com/albums/v108/S14DB/240sx/Dyno/SR20DET.jpg

s14vagabond
04-09-2009, 08:59 AM
wow thanks s14db, dammmmmn those are some nice gains....
i might just go NA now lol
if anyone else has anymore dynos, more then welcome to post out for my jizzing pleasure

8Nismo9
04-09-2009, 07:57 PM
might sound stupid but is it still smog legal after that?

S14DB
04-09-2009, 08:06 PM
might sound stupid but is it still smog legal after that?No .

s14vagabond
04-13-2009, 08:56 AM
No .
damn, bummer////////////WHYYYYY lol

S14DB
04-13-2009, 10:59 AM
damn, bummer////////////WHYYYYY lol

It doesn't control the emissions systems.

zenki.life
04-13-2009, 10:59 AM
just tune it back to the way it was, smog your car, then retune it. set your system to have a smogable mode even. then you can swap back and forth.

its only done every 2 years so i wouldnt complain.

projectRDM
04-13-2009, 02:38 PM
just tune it back to the way it was, smog your car, then retune it. set your system to have a smogable mode even. then you can swap back and forth.

its only done every 2 years so i wouldnt complain.

Or, stick the OE ECU back in and don't worry about retuning.

johngriff
04-13-2009, 02:48 PM
Or, stick the OE ECU back in and don't worry about retuning.

The obvious escapes us sometimes, doesn't it?

vvtisupra
04-13-2009, 03:49 PM
remember though. Not everyone can tune aem ems and there are only a few who have been liscense and have gone through the training courses to properly operate the ems.



mustang dyno reads lower than normal dynojets as well.

S14DB
04-13-2009, 04:46 PM
remember though. Not everyone can tune aem ems and there are only a few who have been liscense and have gone through the training courses to properly operate the ems.



mustang dyno reads lower than normal dynojets as well.

Not everyone as in tuners or the average car owner? What "liscense?"


Those dynos are with the base tune that ships with the unit.

arkive43
04-13-2009, 05:09 PM
so i just did a quick search,


AEM EMS for 240SX 1989-1990 (http://www.aemonly.com/electronics-ems-ecus-6/engine-management-7/nissan-58/aem-ems-for-240sx-1989-1990-1579.html) $1,299.00 http://www.aemonly.com/templates/Original1/images/buttons/english/button_buy_now.gif (http://www.aemonly.com/electronics-ems-ecus-6/engine-management-7/nissan-58/aem-ems-for-240sx-1989-1990-1579.html)

lol.....shits pricey. but i notice its a stand alone nm...

cc4usmc
04-13-2009, 05:42 PM
Yooo JohnGriff, got any Haltech dyno graphs?

projectRDM
04-14-2009, 08:40 AM
The obvious escapes us sometimes, doesn't it?

Apparently so. The process of swapping ECUs is a lengthy, tedious one I suppose.

hotlavaflow
04-14-2009, 11:11 AM
I run a AEM EMS on my Leg and the gains are serious I gotta see if I can find that dyno sheet I had it saved on a computer that crashed.

http://img.photobucket.com/albums/v629/hotlavaflow/IMG00206.jpg

johngriff
04-14-2009, 11:34 AM
Not on the KA, I never really messed with any KA's, but there are a few on here if you search around.

soldiaboy
04-14-2009, 11:42 AM
kat

http://i29.photobucket.com/albums/c268/RamonRuiz/240/Ramon.jpg

zenki.life
04-14-2009, 11:57 AM
damn love to do this but to dump 1100 in a stand alone kills. :(

landins13
04-14-2009, 01:02 PM
thats why most people choose ecu reflashes and piggy back systems, nistune is a great option, so is haltec. apexi power fc all of which are cheaper and are easily tunable, it really depends on what you want from your car, honestly i dont see a point in spending 1300 on standalone for a tock NA KA. there are much better options to spend that money on. if you do plan to go boost or do a motor swap than its a great investment but for now you can get just as much power with some bolt ons and a tune up for less money.

its all about hp per dollar, 1300 hp for 30hp.... meh

S14DB
04-14-2009, 02:15 PM
thats why most people choose ecu reflashes and piggy back systems, nistune is a great option, so is haltec. apexi power fc all of which are cheaper and are easily tunable, it really depends on what you want from your car, honestly i dont see a point in spending 1300 on standalone for a tock NA KA. there are much better options to spend that money on. if you do plan to go boost or do a motor swap than its a great investment but for now you can get just as much power with some bolt ons and a tune up for less money.

its all about hp per dollar, 1300 hp for 30hp.... meh

I rather spend 1200 then rebuild a motor 2yrs down the road. I remember when SAFC + BTM was the hot thing for KAT tuning. Then you didn't hear from these people 6 months down the road. There are some cheaper options for SR but not many for KA.

I would like to see you get 30hp and 40ft/lbs for less than $1200. Not some jury rigged, I got this used turbo of a forum for $50 set up. Something that can be duplicated by ANYONE and will last.

murda-c
04-14-2009, 02:33 PM
Well if it's just an ecu wouldn't a nistune or calumsult be able to do the same thing if you programmed them with similar tunes?

lucky7
04-14-2009, 02:34 PM
gosh i think i paid almost $2k for my EMS/uego and temp sensor. something like that. it def wasnt cheap, but i dont worry about anything now. lol.

projectRDM
04-15-2009, 08:51 AM
I rather spend 1200 then rebuild a motor 2yrs down the road. I remember when SAFC + BTM was the hot thing for KAT tuning. Then you didn't hear from these people 6 months down the road. There are some cheaper options for SR but not many for KA.

I would like to see you get 30hp and 40ft/lbs for less than $1200. Not some jury rigged, I got this used turbo of a forum for $50 set up. Something that can be duplicated by ANYONE and will last.

Good point. Plus if you decide to turbo the engine later you've already got the tuning parts, it's not like most NA bolt on parts that become useless when upgrading to a turbo setup.

DrtyRat
04-15-2009, 11:41 AM
I rather spend 1200 then rebuild a motor 2yrs down the road. I remember when SAFC + BTM was the hot thing for KAT tuning. Then you didn't hear from these people 6 months down the road. There are some cheaper options for SR but not many for KA.

I would like to see you get 30hp and 40ft/lbs for less than $1200. Not some jury rigged, I got this used turbo of a forum for $50 set up. Something that can be duplicated by ANYONE and will last.

This is exactly why I got my haltech. I had first considered the safc route, then thought about enthalpy, pfc, but finally I came to the conclusion that I'd rather buy a part that I'd never have to upgrade again, now if I can just finished getting it tuned......:axe:

pinkarrowsnow
04-15-2009, 01:50 PM
Calum r/t check it out guys haha

johngriff
04-15-2009, 08:28 PM
Calum r/t check it out guys haha

I have heard allot about it, so I would like to know more now.

Please, post post post, about what it is, how much it costs, screen shots of software, applications etc.

Mangudai
04-16-2009, 07:08 PM
Makes me wonder what a i/h/e and s13 cams tuned for 93 octane S14 would make.

projectRDM
04-16-2009, 09:43 PM
Makes me wonder what a i/h/e and s13 cams tuned for 93 S14 would make.

Very little, since a 1993 S14 never existed.

Mangudai
04-16-2009, 10:01 PM
My bad, I meant 93 octane.

Rapier46
04-16-2009, 10:07 PM
Amatuer Engine Managment.

cdlong
04-16-2009, 10:23 PM
Those dynos are with the base tune that ships with the unit.

woah, wait a minute. so these compare the stock generic tune to one specific to that car? the base tune is meant to be safe and get the car running. the engineers at AEM probably spent very little time building that tune. the engineers at nissan, that's a different story. we still have no idea how it compares to a stock map.

keep in mind, this isn't $1300 for 30hp, it's $1300 for a computer, the hp is in the tune, and that costs extra. but given the same tuning, any computer should produce the same hp.

mxexux
04-16-2009, 10:52 PM
^^yeah but remember that the nissan engineers were tuning for driveability, emissions, longevity, fuel economy, etc.

cdlong
04-17-2009, 05:58 AM
yeah, i'm not saying there aren't gains to be had (there certainly are) but probably nowhere close to 30 hp.