4.3l question

[blazer99]

this might sound like a stupid question but i have a 99 4x4 blazer... i was wondering if it has air injection or not... lookin to buy headers not really sure if it is and dont know how to tell... any help would be appreciated thanx

Tim

[67Truckin]

Do you have any little tubes that connect into your exhaust manifold or have an airpump on the front of your engine? I also have a 1999 S-10 4.3V6 pickup and I do not have air injection so I doubt that you will on a Blazer. :)

[blazer99]

i dont think i have any of those im gunna check thanx for the info