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By replacing the single stock airbox with individual patented Venturi filter housings
BMW G82 M4 Coupe (2021+)
Adjustable in height and calibration
BMW M3 2018 Base
CSF High Performance Charge Coolers - BMW G90 | G99 M5 ML / GLE-Class (W166) By replacing the single stockFor serious BMW G90 G99 M5 owners pushing performance, the factory chargeair coolers (CACs) often limit how hard you can run. The CSF HighPerformance ChargeAir Cooler Set fixes that. Engineered to reduce intake temperatures, increase airflow, and resist heat soak, this set delivers measurable gains in power, consistency, and throttle responseespecially under heavy boost, demanding driving, or track use. Built with highefficiency cores, rugged end