Stainless Works 20-21 Ford F-250/F-350 7.3L Headers 2in Primaries 3in Collectors High Flow Cats

20+ Ford F-250 and F-350 7.3L headers with 2" dia. primaries and 3" slip fit collectors with merge spikes. Includes 3" lead pipes, hi flow metal matrix catalytic converters. Connects to OEM or Stainless Works catback systems for a full performance exhaust.