Q: Thinking about motor swap

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I have an 06 H3 with a 3.5 VTech and I wanted to know what parts are needed to do a 5.3 swap and if it would be cheaper or about the same price to do the swap and parts that will be needed for the 5.3 swap also wanted to know if transmission will bolt up to the 5.3 without any mods
My car has an automatic transmission.

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