Rear Diffuser - Subaru WRX/STI 14-20

Rear Diffuser - Subaru WRX/STI 14-20It bolts underneath your existing mounting, you simply need to drill two more small holes each sides. Its four fins perfectly fits the shape of the factory valence, so it looks like it's almost part of it. The fins are precisely CNC machined and are bolted on the base plate without any visible hardware once installed. *The car pictured have the side diffuser option. You could save some money by combining them with the rear diffuser ! See more about

Choosing painted splitters will make the difference

This diffuser is a perfect match to your Civic rear bumper (Also work with Civic Si)

This rear diffuser will perfectly fit under your R / Wagon R rear valence

*Fits on A-Spec and Base model

the angles are more sharps too

*On non A-Spec model

The back of the fins will match the shape of your bumper and create an extension so they are more visible from the side while respecting the design of the car

*Fit OEM lip and extended lip

They have been designed to be universal

They came assembled with stainless steel hardware

Unbreakable 10mm Thick HDPE Polyethylene (splitter)

Fits on GLI and base model