APR | Closed Carbon Fibre Intake (B8 6/8 Cyl)APR B8 Carbon Fibre Intake The APR B8 Carbon Fibre Intake System is an attractive, high performance upgrade designed to increase performance by letting the engine breathe more freely. Performance is optimized by improving mass airflow through the system, while also adequately filtering the incoming air. The system provides a direct airflow path through the system to the filter, and removes the rubber inlet snorkel, which has been known to collapse