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important header question

   
Old May 23, 2004 | 02:12 AM
  #1  
SuthernFlames316's Avatar
SuthernFlames316
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From: Louisiana
Default important header question
i plan on buying some headers for my 99 5.3 gmc. i need to know if i have air and egr on my manifolds. how do i tell if i have this. does anyone have any pics?
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Old May 23, 2004 | 03:16 AM
  #2  
Hit Man X's Avatar
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You have EGR, AIR would be a lot of tubes running all over the intake and manifolds. Have any pics from under your hood?
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Old May 23, 2004 | 10:54 AM
  #3  
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From: league city texas
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no you do not have A I R . just EGR. but you will be getting the egr mod soon with the tuning right?
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