Injen 15-20 Subaru STI Cat Back Exhaust w/ Quad Titanium Tips Suspension>Suspension Arm Bushings CSF's stepped-core design maximizes all

CSF's stepped-core design maximizes all of the available frontal area behind the front bumper and underneath the crash bar

The EVO15069 Ram Air Scoop is an accessory that requires our EVO5007 and EVO5008 modular intake systems to function properly

This kit has all the performance you need

The system features single 4

Injen 15-20 Subaru STI Cat Back Exhaust w/ Quad Titanium Tips Suspension>Suspension Arm Bushings CSF's stepped-core design maximizes allThe Injen Performance Cat Back Exhaust System for the 2015 2021 Subaru WRX and WRX STI was designed from the ground up to compliment the aggressive styling and blistering performance of these sporty sedans. Our custom dual muffler design hones the tone of the engine into an ear pleasing symphony. Purposefully delivering a crisp, clean, deep rumble at idle and an aggressive roar when you're pushing the limits. Manufactured from only the highest grade