Specification:
1)Surface: high quality stainless steel ss304 ss201 
2)Size: inlet diam 57mm//60mm/63.50mm/76mm. outlet diam 89mm/101.6mm
3)Strict quality control during the process
4)Professional designed
5)customers design and logo are welcome
6)Delivery on time and best after-sales service

Features:
1,   Made from high quality T304 stainless steel
2,  100% pure carbon fiber
3,  The clear is high temp ceramic coating
4,  The seam on the outside is at the centre, 6 o'clock
5,  The logo is pad printed, at the 12 o'clock position
6,  Viton washer used between the button head and the carbon fiber

1. A simple way to enhance your exhaust system appearance with carbon fiber tips.
2. Simple DIY installation. BMW m4 carbon fiber exhaust tips can installs in short time
3. Auto Carbon carbon fiber tips are made of thick, solid carbon, with 1x1 plain weave sleeves over a stainless pipe. They are finished in a matte protective coat. 
4. Bolt-on design with rolled edge slant cut dry carbon fiber cover outlet
5. These are universal exhaust tail pipes for left and right side.
6. Carbon fiber tips make of dry carbon fiber cover and automotive-grade T304 stainless steel material 
7. Sizes are 63mm inner diameter (portion that slides over existing exhaust pipe) and have an 89mm outer diameter. This is slightly larger than most 80mm BMW factory exhausts, but not too large to make unwanted contact with the bumper.