Adopt 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: Blue - Material: Aluminum alloy - Size: 10.5x2x2cm -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 above 2.4L displacement cars, exhaust pipe diameter 56-85 mm - Sounder to make your vehicle to make loud sound while driving - Clip fix installation, easy to install by clipping on the car& 39;s tailpipe. - Suitable for most vehicle - A great gift for your friend and family