Originally Posted by gomer_110

Just to correct a few things in your post.

First, it was NOT Doran Racing that tested the SPL arms. It was SFR Enterprises that ran two cars in the Pirelli World Challenge. Doran Racing designed their own arms in house and as of right now I'm the only one to have a set of these outside of the Doran Racing organization.

Secondly, the SPL arms are not a "shim" style like the ones for the 350Z were.

Picture of the SPL arm on one of the PWC 370Z's:



Picture of the Doran Racing arms: