Upower Dual 2.5" to 3.5" Exhaust Tips 304 Polished Stainless Length: 9.3"(Pack of 2) Fits: To ensure proper fit make sure your exhaust INLET diameter is 2.5 Inch Pack of 2 dual exhaust tips; Professional installation is highly recommended; No instruction included Weld On installation and Double Wall Slant - Angled Cut - Rolled Edge design Materials: Made of 304 Stainless steel has very strong anti-corrosive, Never Rusty. There is 1 year warranty for each purchase. Before to buy, please make sure the Brand Logo "Upower".