Nissan Sentra Spec-V Se-R 3" Performance Racing Catback Muffler Exhaust System Warranty: Yes | Condition:New Installation Guides: No Installation Guides Included Surface Finish: Stainless Steel Polish Fitment: 2002-2006 Nissan Sentra SE-R Models Only Piping Diameter: 2.5" To 3.0" | Muffler Tip Size:4.0"