Adopt aluminum alloy source material makes it light weight and more durable. Easy to install and detach. After installed this product, the pressure blowing out of your exhaust will make your vehicle more soundable, let you and your car more unique. An practical decoration tool that can make your car more differently. Features - Color: Silver - Material: Aluminum alloy - Size: 10.7 x 2.5 x 2.5cm - S Size is suitable for 1.0-1.6L displacement cars, exhaust pipe diameter 32-43 mm M Size is suitable for 1.6-2.0L displacement car, exhaust pipe diameter 37-48 mm L Size is suitable for 2.0-2.4L displacement cars, exhaust pipe diameter 44-55 mm XL Size is suitable for 2.4L or above displacement cars, exhaust pipe diameter 56-85 mm - Make your vehicle more soundable. - Light weight, it will not damage your tailpipe. - Universal fitment for all vehicles modelsDo not fit piping inlet which is more than 2.5inch - Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand