Overview Reviews Product Description Perrin 18-21 Subaru STI Cold Air Intake - Red Product Videos Custom Field CARB This product is not CARB Legal and not for sale in California MPN PSP-INT-326RD Product Reviews Write a Review Write a Review × Perrin Performance Perrin 18-21 Subaru STI Cold Air Intake - Red - PSP-INT-326RD Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *