Stainless Steel Racing Header/exhaust Manifold For 05-10 Ford Mustang Gt 4.6/v8

  
Note: We can't sell to California, if your order from California, we will cancel the order. Made of high quality T-304 stainless steel material TIG welded CNC machine flange O2 sensor bung insertion; Metal gasket included Inlet / Outlet: 1.67" / 2.39" 2 x 4-1 Racing design Increase high flow air, instantly gain 10 to 15 Hp. Includes: 1 x Header exhaust system All necessary installation hardware Notes: 100% Brand New Professional Installation is Highly Recommended Installation Instruction is NOT Included.