Application: 99-03 Ford 7.3L Powerstroke Superduty F-250/F-350 EC-CC/SB-LB

MagnaFlow's XL Performance is an entry-level performance diesel system featuring a stainless steel, straight-through MagnaFlow XL Performance Muffler along with mandrel-bent stainless steel tubing. (Tips sold separately.) • MagnaFlow Performance with a 6-year Warranty. • OEM-Style Barbed Hangers. • Giant 5" Polished Stainless Steel Tip Sold Separately Turbo-Back Tuner: Recommended only if you are planning a chip upgrade, intake upgrade or turbo upgrade. Replaces the flattened OEM downpipe and steps up to 4" tubing and 3.5" downpipe, eliminating the OEM flange. Look for significant gains in all performance areas. (*3.5" downpipe)