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Discussion Starter · #1 ·
Hello everyone,

I have a 2003 TB, and I realy want to give it more power. What can i do?

Thanks
P.S.
I am not the most truck savy guy
 

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2004 chevy trailblazer_ls
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Welcome to the Site. :)
Before posting a new thread, Use the Search function.
There are endless pages on all kinds of topics and pretty much anything you want to know about a Trailblazer/Envoy.

The best/cheapest performance upgrades would be a cold air intake and a PCM tune
 
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