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Old Apr 14, 2008 | 03:25 AM
  #1  
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Default Aftermarket MAF

I'm currently in the midst of planning my upgrades on a 2007 Z51. I've wondered if an aftermarket MAF is worth it. Where in my plan should I think of picking one up?

http://www.granatellimotorsports.com...ay.php?gid=296
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Old Apr 14, 2008 | 03:02 PM
  #2  
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Originally Posted by laz51
I'm currently in the midst of planning my upgrades on a 2007 Z51. I've wondered if an aftermarket MAF is worth it. Where in my plan should I think of picking one up?

http://www.granatellimotorsports.com...ay.php?gid=296

DONT DO IT!!!!

I was in your shoes once and asked about a year ago if I should get one...
Most common response: SNAKE OIL
If you do research on what it actually does, you will find that by physics alone it is incapable of the HP gains it claims.

If you wanna spend the money in similar place... Do a ported intake or throttle body and you will have made a better financial decision.

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Old Apr 14, 2008 | 08:02 PM
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i bought it for about $399.99. the only difference i saw was that my car was using too much fuel. read the forums here and took the freaking thing out the same day. i don't know why they would provide false advertisements.
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Old Apr 15, 2008 | 01:32 AM
  #4  
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Originally Posted by 07CSicks
DONT DO IT!!!!

I was in your shoes once and asked about a year ago if I should get one...
Most common response: SNAKE OIL
If you do research on what it actually does, you will find that by physics alone it is incapable of the HP gains it claims.

If you wanna spend the money in similar place... Do a ported intake or throttle body and you will have made a better financial decision.

This is what I was starting to think. There really isn't much info out there to support their perf claims. The ported throttlebody is definitely coming in the future.
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Old Apr 15, 2008 | 01:59 AM
  #5  
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I was told not to waste my money on a MAF.
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Old Apr 15, 2008 | 10:39 AM
  #6  
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St. Jude Donor '11,'13
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My tuner took mine out and then then advised me thathe had replaced it with a spare he had in his shop as this one was not worth the cost of material that it took to make it.
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Old Apr 15, 2008 | 11:04 AM
  #7  
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From: Austin TX
Default Screen?

Not to 'jack this thread but does the removal of the screen add or take away anything? I have seen some sigs that say the MAF screen has been removed, I would be concerned as something may get into the engine....

JR
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Old Apr 15, 2008 | 11:46 AM
  #8  
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andreas g.
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From: laguna niguel ca
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Originally Posted by laz51
I'm currently in the midst of planning my upgrades on a 2007 Z51. I've wondered if an aftermarket MAF is worth it. Where in my plan should I think of picking one up?

http://www.granatellimotorsports.com...ay.php?gid=296
granatelli sells junk. None of it works. He's been around along time using his Dad's great name. The only conclusion I can come to, is there
are still many dumb or uninformed people out there believing his sell's pitch, because he's still in business. Go figure!!!
Reply
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stock maf WILL support 500rwhp NA and more FI.I had a friend put a blower on a LS1 and the shop who did the work took off the Granatelli and put the stock back on.
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Old Apr 15, 2008 | 02:17 PM
  #10  
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St. Jude Donor '11
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A MAF is a MAF is a MAF. All it does is meter airflow. Without calibrating the tune to the MAF you're just guessing at what will happen. It may make the car run leaner or richer and your stock tune may have already been running rich or lean to begin with. The best thing you can do is calibrate whatever MAF you have so it's reporting accurate airflow and you are achieving the commanded AFR in PE. The stock screened MAF is good for well over 600 RWHP.
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Old Apr 15, 2008 | 04:07 PM
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Run away from that as fast as you can screaming no at the top of your lungs....
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