Injen 09-10 370Z Polished Cold Air Intake (SP1989P) 16330 Precision-engineered H-pipe featured in all

Precision-engineered H-pipe featured in all versions for a deep

This set up allows for more aggressive air intake noise while not sacrificing any performance

Cartridge 1981 Yamaha XJ650 Maxim Cartridge

all exhaust gases flow through the muffler

Simply swap out our catback's straightpipe and put this in its place

Injen 09-10 370Z Polished Cold Air Intake (SP1989P) 16330 Precision-engineered H-pipe featured in allIs 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 is the world's first tuned air intake system and