Search by number: 2004 Subaru Impreza 2.5L Starter ProAmp 17956 $112.00 each OPTIONS: WRX Models ProAmp 17840 $124.00 each OPTIONS: Exc WRX Models, w/AT ProAmp 17881 $141.00 each OPTIONS: Exc WRX Models, w/MT ProAmpN 17840N $143.00 each OPTIONS: Exc WRX Models, w/AT ProAmpN 17881N $157.00 each OPTIONS: Exc WRX Models, w/MT