Originally Posted by k67p67

I'm happy with the Z1 ss so far. Noticably shorter throws and a bit notchy. I've only put about 300 miles on the car since install. It's as good as the Rogue Engineering ss I had in my G35. The Torque Solutions ss looks very similar. The Coolerworx and IRP ss are a different design. I'd wager that they both perform better than the Z1 or TS shifters. I just don't care for the look. In this case I chose form over function.