3" Dual DTM Style Angle Tip Stainless Steel Weld on Muffler Exhaust 2.5" Inlet 2.5" Inlet / 3" Muffler Tip Light Weight & Fast Air-Flow Design Provides Instant Performance Upgrade High Quality T-304 Stainless Steel with Mandrel Bend Installation guide is not be included. We recommend consulting a body shop or restyle if you have any questions. Professional Installation is Required