Our RMW H6 precision welded catalytic converter/Muffler combo perfectly complements our H6 header pipes for your six-cylinder Subaru conversion.  High quality Federal-emissions catalytic converter and Magnaflow muffler.

NOTE:  If you are in a state with CARB-compliant emissions laws, we cannot ship Federal-emissions catalytic converters to California, Colorado, Connecticut, Maryland, Minnesota, New Jersey, and New York, which have adopted CARB-compliant emissions standards