Seibon Carbon Fiber Rear Bumper Under Spoiler Lip (Gloss) - R35 GTR * Discontinued * Hallman and gradual taper from top

and gradual taper from top to bottom turbulence is eliminated

This groove works as a channel on the lower part of the top land that equalizes pressure to the back of the top ring groove

Available for most 2002-2021 Subaru WRX and STi models

So there you have it

Seibon Carbon Fiber Rear Bumper Under Spoiler Lip (Gloss) - R35 GTR * Discontinued * Hallman and gradual taper from top*** This product has been discontinued *** Fits these Applications: 2009 2017 Nissan R35 GT R Includes: Pair of Rear Bumper Under Spoiler Lips Finish: Gloss Finish Description: "Seibon Carbon components are carefully hand crafted using only the finest materials. Our production team offers superior craftsmanship with over 15 years of experience working with carbon fiber. Every component is constructed with a consistent weave pattern. Our production