As adamss24 says, a good shape AVF engine + BV43 turbo with BV43a CHRA, decat (or good catalyst), good shape AVF, ARL, BPW,BUK injectors, second SMIC from BRD on the right side, and you have a 200HP/420-440Nm car with good spool and reliability. We did a few of these, including the mentioned...