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It won't change anything. You'll need a custom tune for the injectors or MAF, costing more $'s.
The trucks are a different animal than, say, a passenger car. They are already setup with the biggest things that mean performance. Throttle body, MAF, filter box, etc.
Some power can come out of timing changes, or fuel curve changes, but usually at the cost of premium fuel.
Although, with your setup, you might get some getup out of a custom tune, especially with 4.88's.
It won't change anything. You'll need a custom tune for the injectors or MAF, costing more $'s.
The trucks are a different animal than, say, a passenger car. They are already setup with the biggest things that mean performance. Throttle body, MAF, filter box, etc.
Some power can come out of timing changes, or fuel curve changes, but usually at the cost of premium fuel.
Although, with your setup, you might get some getup out of a custom tune, especially with 4.88's.