Upower Dual Exhaust Tip Tailpipe 2.5 Inch Inlet 3.5" Outlet 10" Length 1.2mm Thickness Stainless Steel Polished (Single Wall Angled Cut, Rolled Edge) Dimension2.5 inch inlet diameter;3.5 inch outlet diameter;Overall Length: 10 inch. DesignWeld On installation and Angled Cut - Rolled Edge MaterialHigh Quality Mirror Polished T304 Stainless steel. Durable and Anti-corrosive,never Rusty. Wide ApplicationUniversal fits 2.5" Inlet trucks pickup car exhaust tailpipe system. 1 Year WarrantyNo instruction is included. Professional installation is highly recommended.