The Subaru WRX/STI utilizes stretch fit belt technology on the A/C compressor drives. Once again, Gates leads the way by engineering a superior replacement over the factory belt. Gates revolutionary TwistLock technology ensures peak performance and unmatched durability every time. The precision profile and advanced material technology ensure low noise and an exact pulley fit. In addition, Gates makes the installation tool available as well! This tool is required for proper installation to avoid damaging the belt. Gates makes the tool available so you do not have to have the belt professionally installed!
The installation tool is necessary for proper installation of the AC belt.