aFe Magnum SHIELD Pre-Filter (28-10173) 1782 Utilizes BMW's OEM valve actuator

Utilizes BMW's OEM valve actuator for optimized flow and resonance

HPI8 - High Power Igniter - 15 Amp Eight Channel Flying Lead Loom Only -Length: 2

torque +26 ft/lbs and improve throttle response while maintaining safe air fuel ratio

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Fully closed at low rpm and fully open above the set rpm

aFe Magnum SHIELD Pre-Filter (28-10173) 1782 Utilizes BMW's OEM valve actuatorMagnum Shield Pre Filter (28 10173) by aFe. aFe Magnum Shield Pre Filters protect your performance air filter and extends your filter cleaning intervals by removing large particles from the air stream prior to the air filter. This pre filter does not restrict air flow and is made of a dry weave fabric that does not attract dirt and cleans with soap and water. aFe (Advanced Flow Engineering, Inc.) manufactures performance products for late model cars,