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Title: Injen Evolution Cold Air Intake System  
Category: Performance Accessories  
Brand: Injen Technology  
Description: A sealed, dyno‑tuned cold air intake kit that boosts horsepower and torque for 2015‑2018 BMW M3/M4.  
Details: Features one‑piece Twist‑Lock housings, SuperNano‑Web dry air filters, and rotomolded intake tubes for maximum airflow and easy installation.

Price is $