Subaru WRX Shifter Short Throw Stop by Perrin Performance Add a Perrin Performance Shifter Stop to your Subaru WRX and reduce shifter throw by 0%-50%. The Perrin Shifter Stop uses a unique method for shortening shifter throws with out replacing or cutting the length of the shift rod. Designed out of 6061 T6 aluminum; this shifter stop bolts on using a set of screws allowing you to adjust the adapter and re-tighten the set screws giving you full control.Perrin Subaru WRX Shifter Stop Features:Bolt on installation Includes shifter bushings that eliminate most of the slop feel during quick gear changes Constructed out of 6061 T6 aluminum Reduce Shifter throw by 0-50%