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This Valved Catback Exhaust System boasts Electric Actuated Valves
and a thunderous roar when you unleash its full potential
designed to unlock the full potential of your engine
Another key element in the launching of this under-drive pulley system was the task of manufacturing a DPK
To overcome this we designed a scoop to allow an increase in airflow through the airbox
Karbonius BMW E46 M3 S54 Carbon Fiber OEM Style Airbox Start Button This Valved Catback Exhaust SystemKit Includes: Airbox CNC machine made items of anodized aluminum Stainless steel screws Certificate of authenticity The M3 CSL Carbon Airbox is one of the most demanded improvements among E46 M3 enthusiasts. This is due to the performance gain of course, but even more enjoyable is the intake sound it brings to car. Unfortunately, upgrading to the CSL airbox is both labor intensive and time consuming; requiring a number of additional parts, wiring, and
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