Vehicle: 2004-2007 Subaru Impreza STI  |  Difficulty: 5/10  |  Installation Time: 1 Hour 12 Minutes  |  Filed in: Subaru / STI / 04 / Engine / 05 / Engine / 06 / Engine / 07 / Engine

Instruction guide to install an aftermarket downpipe in an 04-07 Subaru STI.

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