Hey guys I’m debating on buying a aftermarket exhaust or do a resonator delete and muffler delete on my car or straight pipe my Dsm i just don’t know what would sounds better 🤦🏻‍♂️ Need help what you guys recommend

I have a quick question I’m trying to swap my stock engine on my 1999 Mitsubishi Eclipse GS , I wanna buy a vq motor from a 2004 Infiniti coupe g35 do you guys think by any chance it will fit on my 99 eclipse ?