GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

Spoke with RRRacing about tune for our cars

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Old 02-18-16, 01:54 PM
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gsean400
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Default Spoke with RRRacing about tune for our cars

Said they need a donor car for a couple days in th NJ area..

https://www.clublexus.com/forums/cl-...e-finally.html
Here is the link, this is surely exciting..... The isf owners seem to be very happy



Update!!

He said if there is anyone in the eastern PA, NJ or NY willing to be a donor for a couple days. Contact or PM rafi

Last edited by gsean400; 02-19-16 at 04:35 PM.
Old 02-18-16, 11:10 PM
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mistagill
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Damn wish I was in the NJ area!

Do you know if this would this be for a gs430 aswell?
Old 02-19-16, 06:19 AM
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kamlung
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i'm in NJ... too bad my car is stock and its a 430...
Old 02-19-16, 06:58 AM
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GSJake
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Originally Posted by kamlung
i'm in NJ... too bad my car is stock and its a 430...
Even though I have basic bolt on's. I would be interested in the 4.3 tune.
I am sure others on here would be also.

IF they can get at least 20Hp\30Tq across the RPM range I think that would be worth the $700 for basically a plug and play mod.
Old 02-19-16, 07:59 AM
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Someone from NJ needs to take one for the team! A tune in addition to your basic I/H/E will transform the car. I'm a huge fan of stealth mods.

I'm all the way in CA so I can't do it
Old 02-19-16, 10:45 AM
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sam430
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Originally Posted by GSteg
Someone from NJ needs to take one for the team! A tune in addition to your basic I/H/E will transform the car. I'm a huge fan of stealth mods.

I'm all the way in CA so I can't do it
the 430 was nice. I missed it. With this tune, I would likely start looking for a nice used 430 out there. Even though the car is old, with a little mod, it stands out from the other 2GS. Add headers, tune, LSD, LS brakes, lighter wheels... it's one hell of a car.
Old 02-19-16, 11:46 AM
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GSteg
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I wonder if they're able to raise the idle just a bit on the GS400 to 'cure' our low idle issues. Previously the only way to avoid engine shaking is to leave the A/C on. The GS feels like it's going to stall at a stop light.
Old 02-19-16, 12:34 PM
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Bcroush
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Is there open source software available? I have a friend that's a very qualified tuner just don't have the interface. He uses a Mainline dyno so I could get before and after results.
Old 02-19-16, 04:33 PM
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gsean400
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I spoke with rafi about a tune for the 1uz-3uz engine. So i am sure we would need both a gs400 and gs430 as donors. From what i remember somewhere in the thread someone mentioned about sending him a custom tune from your personal tuner. Lets say your running boost, ur tuner can send him custom maps and rrracing said they can flash it into your ecu.
Old 02-22-16, 12:20 PM
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GSJake
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So did they crack the security on Toyota ECU's and have access to all the tuning tables?

IF so, they are the first to do this...
Old 02-22-16, 03:48 PM
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2damnlowgs
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damn i wish i lived in NJ!
Old 02-22-16, 03:52 PM
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Car just has a catback, I may just take one for the team.

Not like its going to do anything for my GS300 but if it helps the community

I am in NYC
Old 02-22-16, 10:43 PM
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Originally Posted by GSJake
So did they crack the security on Toyota ECU's and have access to all the tuning tables?

IF so, they are the first to do this...
Sounds like they did, now if only someone with a 2GS would volunteer some time that would be awesome I hope you guys understand how huge this is
Old 02-22-16, 11:40 PM
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Alainis300
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Originally Posted by clos430
Sounds like they did, now if only someone with a 2GS would volunteer some time that would be awesome I hope you guys understand how huge this is
If they were in Utah I would be down. 😎
Old 02-23-16, 04:14 AM
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gsean400
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Originally Posted by clos430
Sounds like they did, now if only someone with a 2GS would volunteer some time that would be awesome I hope you guys understand how huge this is
Yes, a very big deal indeed. For that thread to be 60 pages long rrracing must have done something right. Not one isf owner had anything bad to say


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