MDI Carbon Fiber Front Fender for Buell XB9 XB12 1125. All our carbon fiber Front Fender are made with an Autoclave process, which uses the highest quality TORAYCA® PREPREG carbon fiber fabric from Japan. More information on the manufacturers specifications: Finishes and Materials. Cures at 400 degrees and a pressure of 5Kg/cm. One of the most advanced techniques for making composite components is by using PrePreg carbon fiber reinforcement, cured under heat and pressure to produce professional quality Front Fender parts with a high quality surface finish, low resin content and excellent structural performance for your Buell XB9 XB12 1125.UV protective coating and hand-polished to a perfect finish. Most of our products are direct bolt-on replacement of OEM Buell parts. Lighter and stronger than the original XB9 XB12 1125 plastic parts.