Rexpeed Dry Carbon Fuse Covers Dry carbon fiber is made in a pre-preg and dry process which consists of vacuum forming sheet of carbon fiber into a mold at temperatures around 350° F, this process allows carbon fiber to form into a strong and lightweight composite making them durable and able to withstand elevated engine bay temperatures. The covers are direct replacements these are not overlays. Available in 2x2 weave only. Kit includes both covers. Part Number: REXEV89DCFC