Each Klasse exhaust system is constructed from the highest quality materials, including SUS 304 stainless steel mufflers and mandrel bent aluminized piping. Like all HKS engineered exhaust systems, the Klasse line is 50 state street legal, and designed utilizing factory hanger locations. Each Klasse exhaust comes with stainless tip(s) which are joined to the muffler body by HKS superior MIG welding process.
 
Product fits: 1997 BMW 3 Series, 1992 BMW 3 Series, 1998 BMW 3 Series, 1993 BMW 3 Series, 1994 BMW 3 Series, 1995 BMW 3 Series, 1996 BMW 3 Series, 1999 BMW M3, 1995 BMW M3, 1996 BMW M3, 1997 BMW M3, 1998 BMW M3