AEM vs FLASH.
AEM vs FLASH.
I searched before I started thread. I am going to be putting my turbo on really soon and I need to get it tuned. Here is the problem I have heard alot of stories about people blowing up motors or driveabilty issues with the AEM. I know it really boils down to the tuner, but I would really like to know is,
1 How much power can I expect with a flash on pump and Alky( gt3076 with all supporting Mods)
2 I have been told that a flash can control injectors , I plan on using 850cc
3 What are some of the issues people have with the AEM's
4 I have been told no matter how expensive the stand alone the factory ecu can make adjustments on the fly as oppose to the stand alone.
Thanks in Advance.
1 How much power can I expect with a flash on pump and Alky( gt3076 with all supporting Mods)
2 I have been told that a flash can control injectors , I plan on using 850cc
3 What are some of the issues people have with the AEM's
4 I have been told no matter how expensive the stand alone the factory ecu can make adjustments on the fly as oppose to the stand alone.
Thanks in Advance.
Standalones are much more expensive to tune.
Flash can control injectors, but with 850's it might be a little rough, doable. 720;s would sufice if you going to run alky. 850 will do for race gas.
Flash can control injectors, but with 850's it might be a little rough, doable. 720;s would sufice if you going to run alky. 850 will do for race gas.
The only thing i dont like about my AEM is yes the tuner is the key ingrediant, but also AEM recommends that you get a seasonal tune.
by seasonal i mean like for my winter tune, my tuner made it run a little rich to keep it from stalling in cold weather. if you do go standalone...be prepared to spend around 1k in tuning as well as a lump sum total. my .02
by seasonal i mean like for my winter tune, my tuner made it run a little rich to keep it from stalling in cold weather. if you do go standalone...be prepared to spend around 1k in tuning as well as a lump sum total. my .02
Originally Posted by AndyBandy
seasonal i mean like for my winter tune
Originally Posted by WrX Kila
Thats what I mean, the stock ecu quickly adapts to weather changes. I was told that the stock air sensor reads better than speed density. I want to mke the power but this is going to be my street driven car also. For some reason I was never looked into XEDE. Is it similar to a Utec,which I heard is a good system.
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Well if the flash can get me 450whp on pump and alky and control my injectors, I will be fine for now. I think any system you use to tune the car will require dyno time sooner or later.
i think the best thing to look into is security features for alcohol injection i know maft-pro has some nice ones but hasnt released timing control yet, but this is a good option https://www.evolutionm.net/forums/sh...d.php?t=140617
Originally Posted by AndyBandy
The only thing i dont like about my AEM is yes the tuner is the key ingrediant, but also AEM recommends that you get a seasonal tune.
by seasonal i mean like for my winter tune, my tuner made it run a little rich to keep it from stalling in cold weather. if you do go standalone...be prepared to spend around 1k in tuning as well as a lump sum total. my .02
by seasonal i mean like for my winter tune, my tuner made it run a little rich to keep it from stalling in cold weather. if you do go standalone...be prepared to spend around 1k in tuning as well as a lump sum total. my .02
i'll stick with dynoflash then
First of all its good that you ask becuase standalones are not for everyone. First to use a standalone on a car I would only recommend it to someone who is willing to learn about EFI tuning. If you can understand it, it is not bad its just getting to know all the functions of the AEM and how make correct changes with it just as any other tuning device.
Second any standalone is only as good as the tuner, if it is tuned correctly the weather will make no difference but it takes more than one day to tune it to this level. This is why I say you must be willing to learn the system. The AEM base maps are only to get the car started so you can start making changes but they are far from accurate on about every single table including the Fuel/Air temp compensation, several people do not change this table and they will have problems due to weather changes if they do not.
Third is it really needed? If you are upgrading the turbo I would take it into consideration but it still isnt' a must. Several people have had great luck with other systems as mentioned but what the AEM will give you is flexibality to change any and everything if you are on a quest to make more power and keep adding componets to your car.
The AEM compaired to the stock ECU has several pros and cons but it all depends on the indviduals setup. I chose the AEM becuase of its ability of very fast data logging (250 samples per/sec) along with customized knock contol, large injector control, large cam idle control, input switches to control alky injection safegards and speed density for accurate fueling at very high boost levels. Just my reasons.
Second any standalone is only as good as the tuner, if it is tuned correctly the weather will make no difference but it takes more than one day to tune it to this level. This is why I say you must be willing to learn the system. The AEM base maps are only to get the car started so you can start making changes but they are far from accurate on about every single table including the Fuel/Air temp compensation, several people do not change this table and they will have problems due to weather changes if they do not.
Third is it really needed? If you are upgrading the turbo I would take it into consideration but it still isnt' a must. Several people have had great luck with other systems as mentioned but what the AEM will give you is flexibality to change any and everything if you are on a quest to make more power and keep adding componets to your car.
The AEM compaired to the stock ECU has several pros and cons but it all depends on the indviduals setup. I chose the AEM becuase of its ability of very fast data logging (250 samples per/sec) along with customized knock contol, large injector control, large cam idle control, input switches to control alky injection safegards and speed density for accurate fueling at very high boost levels. Just my reasons.
Originally Posted by WrX Kila
So GTEVO, what are you saying in a nutshell?
But as you can tell I do not boycott the other devices becuase if you are not a tech person and not willing to learn how to tune the AEM probably isn't for you unless you have a very professional tuner that you can fully trust.
The AEM is a great device with large resolution in tuning, yes but it isn't for everyone.
A piggy back device can be for everyone becuase they are much simpler but you loose resolution in what you can tune.


