2007 Trailblazer with 5.3L
#1
Hi guys,
I've been doing some reading and was curious if anyone has done a heads/cam swap or any other internal work on the new 07s with displacement on demand?
Any huge differences from the previous years models?
HPtuners available for the 07s yet?
I've bought this truck for my wife about 6 months ago and was curious about the modding options for this platform.
I've been doing some reading and was curious if anyone has done a heads/cam swap or any other internal work on the new 07s with displacement on demand?
Any huge differences from the previous years models?
HPtuners available for the 07s yet?
I've bought this truck for my wife about 6 months ago and was curious about the modding options for this platform.

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