Universal 4" N1 Style Burn Tip Muffler with Black Removable Silencer Muffler Dimension: 5" Width, Overall Length: 16-1/4" 2.5" Inlet, 4" N1 Tip Removable Silencer is included Remark: Please check the dimension of the muffler listed in the specification against the actual space in the tail pipe section of your vehicle to make sure there's enough clearance to weld this muffler on. We recommend buyer to take their car to muffler shop and show them the actual dimension of the muffler such that they would be able to tell you if the muffler can be welded onto the car or not. Complete size spec is shown in the picture.