GKTech - S15 200SX Radiator Cooling Panel - airp-s15xThe 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 0. 078'' (2mm) aluminium plate Available in anodized black or silver (this listing is for black) ["NISSAN S15 SILVIA"]