The HKS Racing Suction has been redesigned to push intake system efficiency to the limits. Featuring a vehicle specific induction pipe and an increased intake surface area of 27% over previous versions of the Racing Suction means you really get the maximum breathing capability out of you engine.27% increase in surface areaStreamlined frame to provoke a smoother airflow"Super Lip Funnel" maximises air intake surface area.The direct mounting to the throttle body for N/A cars and compressor housing on turbo cars enables a smoother airflow through the intake system, combined with the removal of added restrictions results in increased intake efficiency.HKS Racing Suction intakes are designed to improve air flow and horsepower, offering a crisper throttle response and superior performance for improved acceleration and greater driving enjoyment.