Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake turn14-in-stock Turbulent oil flow design promotes

Turbulent oil flow design promotes a more complete cooling

Intercoolers pressure checked to ensure they are of the highest quality

The threads are M27x2

mandrel bent tubing with race-bred straight-through mufflers

Our earlier Stage 1 intercooler was developed to cater for tuned Yaris GR models of the time and has become a popular upgrade

Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake turn14-in-stock Turbulent oil flow design promotesManufacturer Part # : SP1581P Market Description Is your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for you! The SP series of cold air intakes from Injen Technology will allow your engine to breathe deeper and enhance the performance that you've been craving. The SP series of cold air intakes is Injen's flagship system in their lines of traditional aluminum cold air intake systems. Injen Technology