Perrin [04-07 STI, 02-07 WRX] Radiator Shroud - Neon Yellow | PSP-ENG-501NY Automotive Gauge providing a high-end upgrade that

providing a high-end upgrade that enhances both the look and feel of your cabin

44 inch) Spring Inner Diameter(Rear) 120-127 mm (4

With CNC-machined flanges

Rear Spring Rate: 5kgf/mm

Polished muffler tips provides beautiful elegant sport appearance

Perrin [04-07 STI, 02-07 WRX] Radiator Shroud - Neon Yellow | PSP-ENG-501NY Automotive Gauge providing a high-end upgrade thatThis shroud has been designed to improve the overall cooling efficiency by channeling the incoming airflow to make direct contact with the face of the radiator. Typically under driving conditions, the air would hit the face of the radiator and then get deflected in all other directions. The shroud prevents the air from getting deflected into the engine bay forcing more air to stay in contact with the radiator. Additionally, other benefits include