So what I'm getting from everyone is that I shouldn't waste the money on a 1.8t and I should swap to a 2.7? What would a swap entail? Would it need fab work to make it fit?

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So what I'm getting from everyone is that I shouldn't waste the money on a 1.8t and I should swap to a 2.7? What would a swap entail? Would it need fab work to make it fit?