Application: 2000-2003 Fits Toyota Sequoia 4.7L V8 2000-2004 Fits Toyota Tundra 4.7L V8 Specifics and Features: Made of T-304 stainless steel 2 x 4-1 direct bolt-on design Inlet/ Outlet: 1-1/2" OD / 2-1/4" ID 3-Bolt Flange TIG welded CNC machine flange Constructed with high quality material Professional auto part Security and durability Compact design For Year and Model, Please Check Compatibility Includes: 1 x Header Exhaust System Hardware as Shown in the Picture above Notes: .