The GKTECH air diversion panels sit between your front bumper and the radiator support and not only make your engine bay look cleaner they also serve a purpose. The air diversion panels help to direct air into the radiator as opposed to around it and you will see a drop in coolant temperatures on the track. - CNC laser cut 2mm aluminium plate - Available in anodized black or silver Vehicle Compatibility: - Nissan Skyline R33 GTS-T Series 1 Note: Will not fit M-Spec grill without slight modification.