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Discussion Starter #1
I'm trying to upgrade the fuel injectors on my 2005 3.4l Impala, but for the life of me I can't find any
 

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Discussion Starter #3
I upgrades my intake system, ported intake manifold, larger throttle body, cold air intake, ported exhaust manifold, 2.5 down pipe and high fow cat, performance fuel pump. So I think it's time for new injectors 😅
 
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