Manifold , decat, oil water lines, return pipe, gaskets , internal/external wastegate, then turbo welding if external , then best to get an ebc , then you will need vac hosing , etc Learn about ya car first pros n cons Cause then u will need a new ecu piggyback or standalone or pnp then a map then depending on boost an fpr etc maybe bigger injectors , or if not an ecu an fcd and rrfpr etc