Injen Polished Cold Air Intake Honda Civic SI 2017-2020 Wheel Offset_33mm ready for map changes based

ready for map changes based on fuel quality or driving conditions

While sold in singles

72mm intake diameter for increased airflow

steel alloy backed carbon kevlar friction surface

eliminating the need for messy re-oiling while still providing excellent filtration and airflow

Injen Polished Cold Air Intake Honda Civic SI 2017-2020 Wheel Offset_33mm ready for map changes basedPart #: SP1581P Got a new Si? Give it the airflow it deserves. Injen's new cold air intake (CAI) SP1581 adds power gains of up to 21 hp and 19 ft. lbs. of Torque. This Civic Si intake uses a mandrel bent aluminum tube, allowing for smoother, uninterrupted airflow straight into the turbo. The SP1581 utilizes our patented MR Technology and Air Fusion. To pull the coolest densest air possible the SP1581 reaches into the lowest depths of the engine bay to