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HHP & Big 3 "Hemi Gateway".

GNBRETT

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#1
This looks really interesting especially since one can run the factory trans.
Can anyone explain more about how this works and what the advantages would be?

Im a little confused on how this works exactly cause its not a stand alone itself. I guess it
works with ur factory computer.

Maybe Jon or Mark can chime in.....

 


Marc W

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#2
This looks really interesting especially since one can run the factory trans.
Can anyone explain more about how this works and what the advantages would be?

Im a little confused on how this works exactly cause its not a stand alone itself. I guess it
works with ur factory computer.
Maybe Jon or Mark can chime in.....

It allows you to keep your factory computers and all the stuff that those control. TCM still tuned using HPT if you want to run the factory trans. Engine tuning is standalone using the Holley Dominator EFI with all the inputs and control that the Dominator provides without needing to accommodate the PCM. If you want to run turbos this is huge 🤗
 


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#3
Put my order in yesterday... Dropping it off April 29th at HHP. Its its own ECU, only option you will lose is the cruise control function. Keeps all the SRT pages etc., can also just bolt back in your original ECU for long trips if Cruise control was must. You will need to purchase the Gateway and then whatever ECU you choose; I'm going with the Dominator.
 


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GNBRETT

GNBRETT

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Thread Starter #5
No cruise control? Oh fuck that then...... J/k thanx. So will this be an issue for those that have to pass emissions? I was wondering how the flex tune would work into this as a TRUE flex fuel.

Can anyone comment on the flex fuel option?

Put my order in yesterday... Dropping it off April 29th at HHP. Its its own ECU, only option you will lose is the cruise control function. Keeps all the SRT pages etc., can also just bolt back in your original ECU for long trips if Cruise control was must. You will need to purchase the Gateway and then whatever ECU you choose; I'm going with the Dominator.
 


Last edited:

zhc

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#6
To pass emissions, you'd have to put your factory pcm back in.

Sensor based flex fuel will work so long as you have the sensor wired in correctly and a tuner that can set it up and dial it in using the Holley software.
 


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GNBRETT

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Thread Starter #8
Does it have to be Holly or Can it be a Fueltech?

To pass emissions, you'd have to put your factory pcm back in.

Sensor based flex fuel will work so long as you have the sensor wired in correctly and a tuner that can set it up and dial it in using the Holley software.
 


zhc

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#9
Does it have to be Holly or Can it be a Fueltech?
The gateway is only for Holley.
 


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GNBRETT

GNBRETT

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Thread Starter #10
ok thanx Z
 


1971demon

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#11
It allows you to keep your factory computers and all the stuff that those control. TCM still tuned using HPT if you want to run the factory trans. Engine tuning is standalone using the Holley Dominator EFI with all the inputs and control that the Dominator provides without needing to accommodate the PCM. If you want to run turbos this is huge 🤗
I feel like a foreigner...who cant speak the language when you guys talk shop...way over my pay grade..:giggle::giggle:;)
 




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