(Magnaflow 51607 Universal Catalytic Converter. Emissions Compliance: Federal & Canada (EPA) OBDII. Federal & Canada (EPA) OBDII. OEM GRADE OBDII. Under the conditions stated on the certificate, the catalytic converter is warranted for: A) 50,000 miles for California exempted OBD-II converters; or B) 25,000 miles on all other converters, from the date of installation.