HKS Racing Suction
It fits to aluminum back plate softly and fixes Super Stealth Frame firmly. It will also be a guide for filter to surface of the hemisphere that make easy for replacement work of the filter. Wet 2 Layer Type Super Filter has been used and proofed long time. It reduces intake resistance and special high viscosity glue has high dust collection performance. Shape of inner frame is streamline. 16 frames are lightweight and they guide air flow smoothly.
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in section "Fuel filters for automobiles"