Ivey Technologies, Flex fuel kit for the R35 GTR all years. Conveniently mounts away from heat, with included bracket. Installs very easily and is fully reversible as there is no need to modify any factory parts. All parts needed for install are included in the kit. Compatible with the Cobb AP and Ecutek tuning solutions, your tuner will be able to implement the Flex fuel solution once the kit is installed. Plug and play no cutting of wires, and Ethanol content display can be mounted inside or outside the cabin. Choice of Display color, please specify when ordering.