HAWK produce of the high quality Valvetronic exhaust system. We specialize in after-market high-performance exhaust systems for sport car. Valvetronic exhaust systems are operated by a remote control module or OBD gesture controller and come in three modes: on, off, and auto. (HAWK also have Titanium Exhaust System)
It's a turbocharged four-cylinder with a pretty conservative tune, cam profiles and so on. It's not going to sound like an Evo, let alone an XFR with a muffler delete.
