BMW E9X M3 Power Pulley KIT by BMW Tuner, Active Autowerke f2x Both are sold together as

Both are sold together as a complete Cleaning KIT

All supercharger systems must be installed by an approved Active Autowerke dealer to sustain all warranties

Up to 120whp Horspower gains throughout RPM range

Active Autowerke's Engineers have spent countless amount of years fine tuning the E39 BMW M5 tuning software

Gift cards are delivered by email and contain instructions to redeem them at checkout

BMW E9X M3 Power Pulley KIT by BMW Tuner, Active Autowerke f2x Both are sold together asThis is a complete bolt on kit engineered for BMW Performance tuning. Uses aircraft grade billet 6061 Hard Coat Anodized Aluminum for the strength and durability. The BMW S65 V8 engine as used in the BMW E9X M3 does not make available all of the horsepower that the engine actually produces. This Power Pulley KIT through a redesign of the crankshaft outer pulley, actually releases this developed and available horsepower. This performance product is