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- - performance parts for 2004 GXP (https://www.gmforum.com/performance-brainstorming-tuning-96/performance-parts-2004-gxp-228807/)

andy wedzinga

01-28-2006 01:08 PM

performance parts for 2004 GXP

Does anyone know of performance upgrades that are available for a 2004 GXP. I'm trying to find out if we can "wake up" the current engine a bit. Looking for ideas on electronic chip availability, air filters (k&N?), etc. Any help/ideas would be appreciated.
Thx A.W.

willwren

01-28-2006 01:15 PM

Start by reading the top two topics in the GXP/Northstar section we have here:

http://www.bonnevilleclub.com/forum/viewforum.php?f=34

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