Injen Polished Cold Air Intake Honda Civic SI 2017-2020 Wheel Offset_18mm (6) Nuts - M8 metric

(6) Nuts - M8 metric zinc plated (10

and lightweight durability

They come in a white gelcoat

The splitter allows for up to (3) water spray hookups and has a 1" bulb rubber seal that helps allow for perfect fitment on top of your STI or aftermarket Intercooler

Injen Polished Cold Air Intake Honda Civic SI 2017-2020 Wheel Offset_18mm (6) Nuts - M8 metricPart #: 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