GS - 3rd Gen (2006-2011) Discussion about the 2006+ model GS300, GS350, GS430, GS450H and GS460

Anyone had success in tuning the 3GS?

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Old 09-23-12, 12:42 PM
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hellofello
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Default Anyone had success in tuning the 3GS?

Hi, just wanted somebody to share their experience with tuning the 063GS430. Is the stock ECU tunable? Any particular tuners in the SoCal that are recommended for giving the stock ECU a "pick-me-up?"

Also I'm in the market for a aftermarket intake as well, seeing that most of the intake tubing system will require you to take off the engine trim pieces, I'm leaning more towards just the K&N drop-in. Do I have to disconnect the battery for just installing a drop-in?
Old 09-24-12, 10:41 AM
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designo
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Nope, not tunable!

You can try what I tried to do but never got around to it. Get an Apexi Neo A/F controller and see if you can fabricate a wiring harness for your ECU. Hook it up and try to alter A/F ratios!
Old 09-24-12, 01:30 PM
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hellofello
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That sucks, I guess I'll call around my local shops and see what they say
Old 09-24-12, 09:05 PM
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AustinSBP
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See my first post on this thread!
https://www.clublexus.com/forums/gs-...rt-intake.html
Old 09-24-12, 09:30 PM
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niccuhles
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http://translate.google.com/translat...784/parts.aspx

My buddy found this but its for the GS350 2GR-FSE motor, not too sure if it will be compatible. Someone needs to find more info on it!
Old 09-24-12, 09:56 PM
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designo
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Just realised, I have the harness for the 3GS. So all you need is the A/F controller!

My harness is up for sale,
Old 09-25-12, 03:04 AM
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Ice350
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I think any car can be tuned if you throw enough dough at it.. Question is, is it worth what you're spending?
Old 09-25-12, 03:11 AM
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IXI187IXI
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^ correct

I believe there is only a hand full of people that have been able to "tune" this car.
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