These carbon fibre air diversion plates ensure your radiator is recieving maximum air flow to aid in cooling. Not only do they help to reduce engine temps on modified or track / compeition cars, they also look good too! This particular model is designed for the Subaru WRX GDBF.
Note: Image for illustration purposes only.

SR20 turbo dump pipe S13, S14 T25 atmos venting
Kinugawa Japan TD04-15T 4cm 3-bolt 4D56T Pajero upgrade
Turbo oil feed fitting M10x1 -4AN Kinugawa
Kinugawa Japan CT26 3SGTE SW20 ST185 60-1 upgrade kit
SSQV flange for EJ20 (type 2) Subaru - bolt on GC8 WRX
BC Camshafts B18a B18b stage 2 / 2+ / 3
Flange to suit greddy blow off valves - 34mm
Turbo oil and water line kit Nissan S15 T28 BB Kinugawa (Top Mount Turbo)
Radiator Cap Cover - Violence 