Kartboy Rear Endlinks Subaru WRX / STI 2008-2021 / Forester XT 2009-2013 / Legacy GT 2010-2012 / Scion FR-S 2013-2016 / Subaru BRZ 2013-2021 | KB-017-08+Rear vendor_GReddy We currently offer our 4140

We currently offer our 4140 Forged Steel Flywheel with this unit to ensure durability in extreme racing conditions

and overall vehicle predictability on the street

800HP potential flow

Durable clamp-on design for universal applications

Kartboy Rear Endlinks Subaru WRX / STI 2008-2021 / Forester XT 2009-2013 / Legacy GT 2010-2012 / Scion FR-S 2013-2016 / Subaru BRZ 2013-2021 | KB-017-08+Rear vendor_GReddy We currently offer our 4140Part #: KB 017 08+Rear The Kartboy rear endlinks are some of our customers more popular and favorable upgrades. For a cost effective means of suspension upgrades, you will be hard pressed to find anything equal in value. Reason being is that the factory end links are made of plastic, and can become soft after a while. The Kartboy units are a solid design, CNC cut and hard anodized 6061 T6 aluminum with stiff urethane bushings for the proper amount of