Buy 2003 Subaru Legacy 2.5L 4AT WAGON Intercooler Pipe. Hose Air Duct. Turbocharger Intercooler Tube Engine, Acceleration - OEM Subaru Part # 21869AA111 (21869AA110)

A Pipe that transfers Compressed Air to from the turbo or Super Charger to the Intercooler.

HOSE-AIR DUCT Intercooler Pipe

Fits Baja, Forester, WRX

Turbocharger Intercooler Tube
If your 2003 Subaru is equipped with a turbo and you've noticed a reduction in acceleration or a hissing on acceleration accompanying your check engine light, your intercooler or its piping/tubes may need to be repaired or replaced.