The tip of the silencer of the carbon fiber exhaust and high quality stainless steel (T304). The clamping creek on the inlet allows easy installation, without drilling or welding. It is easy to adjust the position after installation. Dimensions: terminal diameter - 101 mm / 4 "Diameter of the clamp (intake ) - 63.5 mm / 2.5 "Stainless steel pipe - polished Muffler Muffler with carbon fiber exhaust and high quality stainless steel (T304). Clamps at the inlet allows easy installation, without drilling or welding. It is easy to adjust the position after installation. Dimensions: Diameter of the tip - 101 mm / 4 "Diameter of the clamp (intake) - 63.5 mm / 2.5" Stainless steel pipe - polished