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Thread: 3400 MAF question

  1. #1
    Senior Tuner
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    3400 MAF question

    Anyone here had to upgrade their MAF in a 3400 yet? Im hitting almost 10K on mine N/A and thinking a MAF upgrade is in order. What is compatible with the VCM in a 3400? Can an LS1 MAF be used in my car for example? What else can I use?

  2. #2
    I would imagine any 3 or 5 pin gm maf would be compatible. With the 5 pin ones, you just ignore the other 2 wires as they are for a built in IAT. The VCM in a 3400 is no different than any other gm v6 fyi

  3. #3
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    My brother has the 02 Firehawk and is looking at some serious mods. In doing so he will be upgrading his MAF. Thinking his will suit me just fine for what I am into. Once I get this thing figured out, the shudder that we are talking about in the other thread, I have a vortech collecting dust that really is screaming to be installed, Im going nuts here. I have had the charger for over two years now and am yet to install it as I need this engine right before I add boost to the problem.

  4. #4
    Yeah that will be a good MAF. Those are LS1 mafs unless SLP changed them. Should be good to roughly 300 whp's worth of airflow until you need to scale it back.

  5. #5
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    I should be right around that number I figure actually, so it should do... NICE

  6. #6
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    Wow 300whp n/a holyshit.

  7. #7
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    no, no man... car is just over 200whp right now and will be pretty close to the 300 mark with the vortech installed. Its only a stage 2 build, not a stage 3 as I need it to pass emissions up here. Right now, NA I hit almost 10K in the MAF table. With the vortech on it this MAF will be useless.

  8. #8
    Tuner in Training
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    Ok cool i understand.I was so happy to finally get my car tuned better this fall.You saw how far my fuel trims where off and my maf table wow.After i rebuild my new trans and install the LSD.I really want to do a nice engine build.