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will i need a tune after dynatech supermaxx install

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Old Jul 19, 2006 | 10:57 PM
  #1  
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Default will i need a tune after dynatech supermaxx install

will putting my new dynatech supermaxx system on this week...on a 97 ...do i have to do a tune or will it run okay stock tune...i am not looking for raising shift levels or rev limit rpm levels...i like the trans at current settings..but does a tune redo the air ratio and the timing ?? i have a raptor intake w/corsa cat backs thanks.

got them in today..man..they are pretty...but i am getting cold feet on installing them myself....
well...couldnt find anyone to install w/o waitng a month so i did it myself in the garage....it took me 3 hours to removed old system...included jacking car up and hunting down tools ...tomorrow...goes the install of the new supermaxx system....cant wait!!!

Last edited by pawngod; Jul 22, 2006 at 01:11 AM.
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Old Jul 19, 2006 | 11:23 PM
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Don't bother, you might gain 10hp, but if you ever do a cam or anything else you would have to get it retuned. Just wait till your all done, and have it tuned once. No sence in throwing 400 bucks around.
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Old Jul 20, 2006 | 12:01 AM
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I watched several people put on B&B Bullets and 1 set of Loudmouths cat backs and before and after tune nettted +25 rwhp.
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Old Jul 20, 2006 | 12:14 AM
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With the headers, your intake and catback, a tune will definitely make a difference.
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Old Jul 20, 2006 | 12:15 AM
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well i guess anything is possible, all the cars i have seen net around 10, But like i said if you have plans for the future then wait and have it tuned only once.
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Old Jul 20, 2006 | 12:18 AM
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Default Tune

You all may be right, but many vendors like ChuckCow in New York charge you a one time fee for his tune. If you do more upgrades and and need to retune, he will not charge you. I believe he stores your info on his system... Not exactly sure how it works, but you can't beat the customer service.
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Old Jul 20, 2006 | 12:28 AM
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damn i need to move to the east coast, i get charged every time
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Old Jul 20, 2006 | 12:33 AM
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I had good results after adding the Dynatechs without retuning, but retuning would have probably yeilded even better results.
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Old Jul 20, 2006 | 04:02 AM
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Originally Posted by killaz
Don't bother, you might gain 10hp, but if you ever do a cam or anything else you would have to get it retuned. Just wait till your all done, and have it tuned once. No sence in throwing 400 bucks around.
i was told the same thing, i'm having american racing headers put on monday with no tune. i do plan on a cam in the future and will get a tune then
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Old Jul 20, 2006 | 11:33 AM
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Originally Posted by killaz
damn i need to move to the east coast, i get charged every time

Most Vendors do Bench tunes, all you have to do is mail them your PCM.
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Old Jul 20, 2006 | 12:02 PM
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Tom Wong of Vancouver's Performance Engineering commented on the subject when i asked him these very same questions. He's a very good Tuner with a LOT of experience tuning LS1s... before & after Dynatech Supermaxx installs...

Originally Posted by Tom Wong
If you have a good catback muffler system behind it that will also enhance the performance of the system. I recommend a Borla Stinger system, Corsas or a BB system. The Stock Z06 Ti systems that were equipped on the 2001 and up Z06 cars are a quiet alternative and perform well. From my experience we have gained as much as 40 to 45hp with the headers and a good cat back and a tune. Without a tune I have see about 20 to 25hp with the headers.
He says he often sees a gain of 20hp after a tune (assuming good catback...)

Originally Posted by Tom Wong
You shouldn’t have any problems driving the car after the headers are installed.
He confirmed to me that the car is perfectly driveable w/o a tune after the header install...



Dan
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Old Jul 20, 2006 | 06:28 PM
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Originally Posted by LF97C5Vette
Tom Wong of Vancouver's Performance Engineering commented on the subject when i asked him these very same questions. He's a very good Tuner with a LOT of experience tuning LS1s... before & after Dynatech Supermaxx installs...



He says he often sees a gain of 20hp after a tune (assuming good catback...)



He confirmed to me that the car is perfectly driveable w/o a tune after the header install...



Dan
Is Tom located in Vancouver Washington or Vancouver B.C. ?

Do you have a phone number or web site URL?

Thanks,

I live in Portland Oregon and am looking for a good tuner...
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