For Eclipse/Talon/Laser 4G63T Stainless Steel 4.5" Muffler Tip Catback Exhaust System Made of High Quality T-304 Stainless Steel / TIG Welded CNC Machine Flange Muffler Exhaust Tips: 4.5" OD / Piping Inlet Size: 3" ID / Major Piping Diameter: 3"ID Included 2.125" to 3" Adaptor to Fit OEM Piping and Removable Silencer Aggressive Deep Sound while Ensures Smooth Exhaust Gas Flow Dyno Proven to Instantly Increases 20 -25 Horsepower/ Low End Torque