AutoTecknic Dry Carbon Fiber Fender Trim - G01 X3 | G02 X4Product Description The long awaited autoclave dry carbon fiber fender trim covers for the G01 X3 and G02 X4 is finally available! These 3K twill weave dry carbon fiber fender trim covers have the ultra thin thickness of 1 millimeter made with AutoTecknic's signature pre preg dry carbon technology. Dry carbon fiber's name comes from its manufacturing process. Dry carbon fiber is formed by using a "pre preg" or impregnated piece of carbon materials.