2011-14 Ford F-150 Raptor 6.2L SuperCrew Truck headers with 1.875" dia. primaries and 3" slip fit collectors with merge spikes. Includes 3" lead pipes, hi flow metal matrix catalytic converters, X-pipe and clamps. Designed to fit to Stainless Works Performance Connect "Under Bumper" or "Behind Rear Tire" exit for true-dual X-pipe power.
All warranty questions, claims or otherwise should be directed toward the manufacturer, Dart.