Perrin [15-21 WRX/STI] Radiator Shroud Engine Rebuild Kits pairing this upgrade with the

pairing this upgrade with the PLM 3" downpipe will further enhance flow and turbo response

gun drilled and CNC direct shot oil holes are what sets it apart from the other aftermarket or OEM crankshafts

making it perfect for both show use and replacing outdated or worn headlights

and refined shifting performance in a compact package weighing approximately 2

Flanges are CNC machined to ensure a tight

Perrin [15-21 WRX/STI] Radiator Shroud Engine Rebuild Kits pairing this upgrade with theClean up your engine bay with the PERRIN Radiator Shroud kit for the WRX STI. Now available in both wrinkle red and wrinkle black powder coat finishes. Clean Up Your Engine Bay with Perrin Radiator Shroud Kit The Perrin radiator shroud kit is perfect for cleaning up your engine bay. It guarantees your radiator a clean and organized appearance while improving suspension and engine performance. You can find high quality Perrin shroud kits by visiting