The BMW E46 M3 finally gets its new Scorpion cat-back exhaust, delivering a refined but aggressive sound. However, during final checks, a loud rear differential noise signals major wear that could ...

The BMW E46 3 Series is from a different era, though, and a 330i ZHP with a stick shift is one of the finest sports sedans ever ... it still delivered a raucous exhaust note and exhilarating ...