IAG 6 Speed Synchro Set 1st-6th Carbon Faced Limited Slip Differential so we've come up with

so we've come up with our extended 700 series

**** Direct Factory Fitment ****

the PERRIN Gauge pod provides a sturdy and convenient place to mount gauges

and eliminates the "double-clunk" when shifting gears into 2nd

In a perfect world

IAG 6 Speed Synchro Set 1st-6th Carbon Faced Limited Slip Differential so we've come up withIMPROVED SHIFTING & GREATER RELIABILITY Whether you are rebuilding your six speed manual Subaru STI transmission or looking to upgrade your gearing, IAGs 1st 6th Carbon Synchro Set will provide smoother shifting and increased reliability. Aggressive driving and shifting can lead to worn out or damaged synchros, which in turn, can cause gear grinding or even eventual damage to the transmission housing. The IAG Carbon Synchro Set is an essential upgrade