Buy 2005 Subaru STI Engine Connecting Rod. Connecting Rod When a connecting rod fails, it is usually Bang, Beneath, Cooling - OEM Subaru Part # 12100AA181 (12100AA180)

ROD ASSEMBLY-CONNECTING Engine Connecting Rod

Fits Baja, Forester, Impreza, Legacy, Outback, STI, WRX

Connecting Rod
When a connecting rod fails, it is usually pretty obvious. If your 2005 Subaru STI has "thrown a rod," you will have heard a loud bang followed perhaps by some smoke or fire from beneath the engine, and an engine that will no longer start.